{"vulnerability": "CVE-2026-18556", "sightings": [{"uuid": "e9688f33-0fb0-4026-a2ea-5a572fb331c2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/opsmatters.com/post/3msa6kf4tje2n", "content": "The latest update for #ArcticWolf includes \"CVE-2026-18556 / CVE-2026-18577: N-able N-central Authentication Bypass Vulnerabilities Require Immediate #Patching\" and \"You Can't Buy Your Way Out of Downtime\".\n \n#cybersecurity #infosec #networks https://opsmtrs.com/2ZFbaTl", "creation_timestamp": "2026-08-04T04:31:26.155900Z"}, {"uuid": "90981fc0-5ce8-45ca-a94e-aac92a4d1f2d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/malwareobserver.bsky.social/post/3msba4q36uf2l", "content": "\ud83d\udc1b VULNERABILITIES CVE Notify: \ud83d\udea8 [CVE-2026-18556](https://uptime.n-able.com/)\nAuthentication bypass using an alternate path or cha...\nhttps://uptime.n-able.com/ #CVE #ZeroDay #PatchManagement", "creation_timestamp": "2026-08-04T14:32:15.742277Z"}, {"uuid": "413ef613-b96c-47c3-8954-fd7d3e529854", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-18556", "type": "seen", "source": "https://infosec.exchange/users/AAKL/statuses/117037728063764089", "content": "CISA added this vulnerability to the catalogue yesterday, if you missed it: \nCVE-2026-18577: N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability https://www.cve.org/CVERecord?id=CVE-2026-18577\nArctic Wolf: CVE-2026-18556 / CVE-2026-18577: N-able N-central Authentication Bypass Vulnerabilities Require Immediate Patching https://arcticwolf.com/resources/blog/cve-2026-18556-cve-2026-18577/ #infosec #vulnerability #CISA", "creation_timestamp": "2026-08-04T14:33:29.984240Z"}, {"uuid": "9a199fd4-2bc6-4a8c-9dea-34436ba860b7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/diymgbrfsx65k", "content": "CVE-2026-18577 - Incomplete patch leads to administrative account takeover\nCVE ID : CVE-2026-18577\n \n Published : Aug. 2, 2026, 11:16 p.m. | 39\u00a0minutes ago\n \n Description : An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-centra...", "creation_timestamp": "2026-08-03T00:01:54.735160Z"}, {"uuid": "b454af89-4335-4c7d-83a8-747ab98ba421", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0275", "content": "N-able heeft kwetsbaarheden verholpen in N-able N-central tot en met versie 2026.3.1. De kwetsbaarheden betreffen bypass van authenticatie in N-able N-central. In versies tot en met 2026.1 kan een aanvaller de authenticatiecontroles omzeilen door een alternatieve route binnen de applicatie te benutten.\n\nIn versies tot en met 2026.3.1 is een onvolledige patch voor de kwetsbaarheid met kenmerk CVE-2026-18556 ge\u00efntroduceerd die authenticatieomzeiling en overname van accounts mogelijk maakt. Dit issue heeft kenmerk CVE-2026-18577 toegewezen gekregen. Hierdoor kan een aanvaller ongeautoriseerd toegang krijgen tot gebruikersaccounts en het systeem controleren. Alle implementaties die de genoemde versies gebruiken, zijn kwetsbaar.\n\nN-able meldt dat misbruik van de kwetsbaarheid is ontdekt en hierop gebruikers heeft ge\u00efnformeerd.", "creation_timestamp": "2026-08-03T10:00:37.732521Z"}, {"uuid": "855b33a5-af78-4ef7-8aff-14f9fc5edf5d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "exploited", "source": "Telegram/gkPs5Wjt5WHvC26RJXYmF2UWxeus-aPenNIWkoSGDD5BJA", "content": "", "creation_timestamp": "2026-08-04T17:00:04.652173Z"}, {"uuid": "81b9b43d-2d63-4c1e-9767-93be28ef70cb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cvesentinel.bsky.social/post/3msbjemnwuk26", "content": "\ud83d\uded1 CVE-2026-18556\nN-able N-central\nCVSS 8.2 / EPSS 0% / KEV \u2705\nTL;DR: Authentication bypass using an alternate path or channel vulnerability in N-able N-central a\u2026\nhttps://cvesentinel.com/report/CVE-2026-18556?utm_source=bluesky&utm_medium=social&utm_campaign=cvesentinel\n#infosec #CVE #vulnerability", "creation_timestamp": "2026-08-04T17:17:44.537769Z"}, {"uuid": "3d48f8cf-fe00-4b82-88a1-f87ecf5e4e0b", "vulnerability_lookup_origin": "405284c2-e461-4670-8979-7fd2c9755a60", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/8f341abd-5de9-4051-b7ad-7fce9c6482e0", "content": "", "creation_timestamp": "2026-08-04T18:00:01.638672Z"}, {"uuid": "178be34b-a9d2-49fe-bbda-4b9c6a80598a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cecallihelper.bsky.social/post/3msbmaayzks2f", "content": "CISA \"added high-severity security flaw impacting N-able N-central to its Known Exploited Vulnerabilities (KEV) catalog following reports of active exploitation in the wild\" thehackernews.com/2026/08/cisa... \"CVE-2026-18577 (CVSS score: 8.2) .. incomplete patching for CVE-2026-18556\" #cybersec tech", "creation_timestamp": "2026-08-04T18:09:04.651848Z"}, {"uuid": "66d805fb-1570-41d5-8001-4ab7ee594709", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/newssecia.bsky.social/post/3msaoprsbfc2t", "content": "\ud83e\udd16 CVE-2026-18577 (CVSS 8.2): authentication bypass in N-able N-central added to CISA KEV after active exploitation. Incomplete patch of CVE-2026-18556, gives admin access on RMM servers.\nhttps://thehackernews.com/2026/08/cisa-adds-exploited-n-able-n-central.html", "creation_timestamp": "2026-08-04T09:20:47.377618Z"}, {"uuid": "bb29bd47-182f-427e-8cae-5008916474b0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://thehackernews.com/2026/08/cisa-adds-exploited-n-able-n-central.html", "content": "The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a high-severity security flaw impacting N-able N-central to its Known Exploited Vulnerabilities (KEV) catalog following reports of active exploitation in the wild.\n\nThe vulnerability, tracked as CVE-2026-18577 (CVSS score: 8.2), is a case of incomplete patching for CVE-2026-18556 (CVSS score: 8.2) that allows", "creation_timestamp": "2026-08-04T10:00:43.530077Z"}, {"uuid": "3d2b7a63-9792-48a0-8f89-5c90ddbfa62e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://cyber.gc.ca/en/alerts-advisories/n-able-security-advisory-av26-769", "content": "", "creation_timestamp": "2026-08-04T20:15:06.798980Z"}, {"uuid": "2b36b407-c7b8-4f38-9327-d329bc606dc9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/6yk3ai2b622lz", "content": "CVE-2026-18556 - Unauthenticated administrative account takeover\nCVE ID : CVE-2026-18556\n \n Published : Aug. 1, 2026, 8:16 p.m. | 1\u00a0hour, 25\u00a0minutes ago\n \n Description : Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentic...", "creation_timestamp": "2026-08-01T21:44:32.626784Z"}, {"uuid": "b63a0e03-ac3d-45ac-ba74-5dea8363a2eb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "exploited", "source": "Telegram/gkPs5Wjt5WHvC26RJXYmF2UWxeus-aPenNIWkoSGDD5BJA", "content": "", "creation_timestamp": "2026-08-05T00:00:26.344432Z"}, {"uuid": "aac11c76-b046-4fe4-b7a1-57fd7cb98034", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-18556", "type": "seen", "source": "https://mastodon.social/ap/users/115426718704364579/statuses/117032526424746133", "content": "\ud83d\udcf0 N-able N-central Flaw (CVE-2026-18556) Actively Exploited in Attacks\n\ud83d\udea8 ACTIVE EXPLOITATION: A critical auth bypass flaw (CVE-2026-18556, CVSS 9.8) in N-able N-central RMM is being used to compromise MSPs. Attackers install CloudFlare tunnels for persistence. Patch to version 2026.3 NOW. #CVE #RMM #MSP\n\ud83d\udd17 https://cyber.netsecops.io/articles/n-able-n-central-vulnerability-cve-2026-18556-actively-exploited/?utm_source=mastodon&utm_medium=social&utm_campaign=daily", "creation_timestamp": "2026-08-03T16:30:35.744193Z"}, {"uuid": "ca7edbf9-8b06-46ae-86b9-8e3a62b56067", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/netsecio.bsky.social/post/3ms6wcn5lxb25", "content": "\ud83d\udea8 ACTIVE EXPLOITATION: A critical auth bypass flaw (CVE-2026-18556, CVSS 9.8) in N-able N-central RMM is being used to compromise MSPs. Attackers install CloudFlare tunnels for persistence. Patch to version 2026.3 NOW. #CVE #RMM #MSP\n\n\ud83c\udf10 cyber[.]netsecops[.]io", "creation_timestamp": "2026-08-03T16:31:16.479862Z"}, {"uuid": "63aae330-db8c-4b7f-a21e-c991e2ff4a70", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/117023665141420912", "content": "It is possible to see elevated activities targeting N-able N-central (CVE-2026-18556) https://vuldb.com/vuln/385312/cti", "creation_timestamp": "2026-08-02T03:27:01.300721Z"}, {"uuid": "0c5d35e5-50b8-4e47-b883-bb5b5d39aad8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/kriptabiz.bsky.social/post/3ms3eljevnq25", "content": "CVE-2026-18556: \u041a\u0430\u043a \u0445\u0430\u043a\u0435\u0440\u044b \u043f\u043e\u043b\u0443\u0447\u0430\u044e\u0442 \u043f\u043e\u043b\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u043c \u0447\u0435\u0440\u0435\u0437 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 N-able N-central\n\n\n\nhttps://kripta.biz/posts/267B17CF-7DD1-400D-8557-79FB73635153", "creation_timestamp": "2026-08-02T06:36:08.693105Z"}, {"uuid": "93ef30c9-f77e-4bd3-992b-67120e5ab77f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cvesentinel.bsky.social/post/3ms77q5isht2b", "content": "\ud83d\uded1 CVE-2026-18577\nN-able N-central\nCVSS 8.2 / EPSS 1% / KEV: No\nTL;DR: An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeov\u2026\nhttps://cvesentinel.com/report/CVE-2026-18577?utm_source=bluesky&utm_medium=social&utm_campaign=cvesentinel\n#infosec #CVE #vulnerability", "creation_timestamp": "2026-08-03T19:19:53.498929Z"}, {"uuid": "7ff69d80-722f-487d-be2d-4d7bf7fe3a5c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://www.kyberturvallisuuskeskus.fi/fi/haavoittuvuudet/haavoittuvuus-2026-21", "content": "", "creation_timestamp": "2026-08-02T12:45:04.607169Z"}, {"uuid": "ca1e8cd8-f858-4453-9a95-239fbca8c4bd", "vulnerability_lookup_origin": "caeb2787-0d58-4236-9039-7c86c3e566f3", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/4a07f7e0-6a49-4d0b-89bb-656bffcdd75f", "content": "", "creation_timestamp": "2026-08-02T14:00:20.128578Z"}, {"uuid": "bb753834-6576-438b-9ccf-dfa49123dba6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/netsecio.bsky.social/post/3ms4bd6ktt62u", "content": "\ud83d\udea8 ACTIVE EXPLOITATION: A critical auth bypass flaw (CVE-2026-18556, CVSS 9.8) in N-able N-central RMM is being used to compromise MSPs. Attackers install CloudFlare tunnels for persistence. Patch to version 2026.3 NOW. #CVE #RMM #MSP\n\n\ud83c\udf10 cyber[.]netsecops[.]io", "creation_timestamp": "2026-08-02T15:10:27.144608Z"}, {"uuid": "4d168b1d-ca3f-4259-8adb-ffe2bdbd92c8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-18556", "type": "seen", "source": "https://mastodon.social/ap/users/115426718704364579/statuses/117026546829497345", "content": "\ud83d\udcf0 N-able N-central Flaw (CVE-2026-18556) Actively Exploited in Attacks\n\ud83d\udea8 ACTIVE EXPLOITATION: A critical auth bypass flaw (CVE-2026-18556, CVSS 9.8) in N-able N-central RMM is being used to compromise MSPs. Attackers install CloudFlare tunnels for persistence. Patch to version 2026.3 NOW. #CVE #RMM #MSP\n\ud83d\udd17 https://cyber.netsecops.io/articles/n-able-n-central-vulnerability-cve-2026-18556-actively-exploited/?utm_source=mastodon&utm_medium=social&utm_campaign=daily", "creation_timestamp": "2026-08-02T15:12:04.930449Z"}, {"uuid": "6e2585b8-6cc9-43a3-bb36-df22835df5b9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0275", "content": "N-able heeft kwetsbaarheden verholpen in N-able N-central tot en met versie 2026.3.1. De kwetsbaarheden betreffen bypass van authenticatie in N-able N-central. In versies tot en met 2026.1 kan een aanvaller de authenticatiecontroles omzeilen door een alternatieve route binnen de applicatie te benutten.\n\nIn versies tot en met 2026.3.1 is een onvolledige patch voor de kwetsbaarheid met kenmerk CVE-2026-18556 ge\u00efntroduceerd die authenticatieomzeiling en overname van accounts mogelijk maakt. Dit issue heeft kenmerk CVE-2026-18577 toegewezen gekregen. Hierdoor kan een aanvaller ongeautoriseerd toegang krijgen tot gebruikersaccounts en het systeem controleren. Alle implementaties die de genoemde versies gebruiken, zijn kwetsbaar.\n\nN-able meldt dat misbruik van de kwetsbaarheid is ontdekt en hierop gebruikers heeft ge\u00efnformeerd.", "creation_timestamp": "2026-08-04T01:00:33.751802Z"}, {"uuid": "36fb8eb7-e3c6-4cea-83cf-80f45bc00a29", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cvemon.bsky.social/post/3msb47v56zl27", "content": "CVE-2026-18577 \u00b7 trending #8\n\nCurrently trending CVE - Hype Score: 3 - An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1\n\nhttps://cvemon.intruder.io/cves/CVE-2026-18577", "creation_timestamp": "2026-08-04T13:22:30.356116Z"}, {"uuid": "280e3cd9-3408-47b3-9413-8945caf50807", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://thehackernews.com/2026/08/cisa-adds-exploited-n-able-n-central.html", "content": "The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a high-severity security flaw impacting N-able N-central to its Known Exploited Vulnerabilities (KEV) catalog following reports of active exploitation in the wild.\n\nThe vulnerability, tracked as CVE-2026-18577 (CVSS score: 8.2), is a case of incomplete patching for CVE-2026-18556 (CVSS score: 8.2) that allows", "creation_timestamp": "2026-08-05T01:00:33.645873Z"}, {"uuid": "fc801914-1c76-4f19-bbb7-a1b5276879c9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mscgx7wo5c2c", "content": "\ud83d\udccc CVE-2026-18577 - An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1 https://www.cyberhub.blog/cves/CVE-2026-18577", "creation_timestamp": "2026-08-05T02:07:06.556869Z"}, {"uuid": "23255047-5131-4787-9684-55b4cd2abc5d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mscimueoxd2c", "content": "\ud83d\udccc CVE-2026-18556 - Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentication Bypass.\n\nThis issue affects N-central... https://www.cyberhub.blog/cves/CVE-2026-18556", "creation_timestamp": "2026-08-05T02:37:06.533374Z"}, {"uuid": "87f0f066-ed53-4613-849a-34427ec081a0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/kitafox.bsky.social/post/3mscjv5grby2e", "content": "CISA\u304c\u65e2\u77e5\u306e\u60aa\u7528\u3055\u308c\u305f\u8106\u5f31\u60273\u4ef6\u3092\u30ab\u30bf\u30ed\u30b0\u306b\u8ffd\u52a0 \n\nCISA Adds Three Known Exploited Vulnerabilities to Catalog  #CISA (Aug 4)\n\nCVE-2026-9198 IBM Langflow \u30b3\u30fc\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027\nCVE-2026-18556 N-able N-central\u8a8d\u8a3c\u30d0\u30a4\u30d1\u30b9\uff08\u4ee3\u66ff\u30d1\u30b9\u307e\u305f\u306f\u30c1\u30e3\u30cd\u30eb\u306e\u4f7f\u7528\uff09\u306e\u8106\u5f31\u6027\nCVE-2026-34486 Apache Tomcat\u306b\u304a\u3051\u308b\u6a5f\u5bc6\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u306e\u6b20\u843d\u306e\u8106\u5f31\u6027 \n\nwww.cisa.gov/news-events/...", "creation_timestamp": "2026-08-05T02:59:38.074417Z"}, {"uuid": "5b7690aa-dfca-4944-af66-94ae0db16621", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "Telegram/bbx9K9urUvLk9j7eRGPtX22H_KZReCaTNQIGDAxVzdKgmeI", "content": "", "creation_timestamp": "2026-08-08T00:08:31.751289Z"}, {"uuid": "5dceb6c7-fc0e-460c-a1ea-64801f28ddf0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0275", "content": "N-able heeft kwetsbaarheden verholpen in N-able N-central tot en met versie 2026.3.1. De kwetsbaarheden betreffen bypass van authenticatie in N-able N-central. In versies tot en met 2026.1 kan een aanvaller de authenticatiecontroles omzeilen door een alternatieve route binnen de applicatie te benutten.\n\nIn versies tot en met 2026.3.1 is een onvolledige patch voor de kwetsbaarheid met kenmerk CVE-2026-18556 ge\u00efntroduceerd die authenticatieomzeiling en overname van accounts mogelijk maakt. Dit issue heeft kenmerk CVE-2026-18577 toegewezen gekregen. Hierdoor kan een aanvaller ongeautoriseerd toegang krijgen tot gebruikersaccounts en het systeem controleren. Alle implementaties die de genoemde versies gebruiken, zijn kwetsbaar.\n\nN-able meldt dat misbruik van de kwetsbaarheid is ontdekt en hierop gebruikers heeft ge\u00efnformeerd.", "creation_timestamp": "2026-08-08T01:00:33.457015Z"}, {"uuid": "da8a59ee-3241-4d55-9315-4fdc99f54272", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://t.me/pphm_HackerNews/2453", "content": "\ud83d\udd34 CISA Flags Langflow RCE, Tomcat, and N-central Flaws as Actively Exploited\n\nCISA, on August 5, 2026,\u00a0added\u00a0three flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild.\nThe list of vulnerabilities is as follows:\n\nCVE-2026-9198\u00a0(CVSS score: 9.8) - A code injection vulnerability in Langflow that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.\n\nCVE-2026-34486\u00a0(CVS score: 7.5) - A missing encryption of sensitive data vulnerability in Apache Tomcat that allows a bypass of EncryptInterceptor, a cluster component that adds pre-shared key encryption to messages sent between cluster nodes.\n\nAlso added to the KEV catalog is CVE-2026-18556 (CVSS score: 8.2), an authentication bypass vulnerability in N-able N-central. It's worth noting that an incomplete fix for this issue prompted N-able to issue a fresh patch, which is tracked as CVE-2026-18577 (CVSS score: 8.2).", "creation_timestamp": "2026-08-21T23:00:06.892340Z"}, {"uuid": "b10d3288-e68c-43d6-9d0d-586e0b44de51", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cvemon.bsky.social/post/3msla7n5elp2h", "content": "CVE-2026-18577 is trending. Hype score 4, currently #7 on cvemon.\n\nAn incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1\n\nhttps://cvemon.intruder.io/cves/CVE-2026-18577", "creation_timestamp": "2026-08-08T14:02:39.325433Z"}, {"uuid": "94b44afd-7c57-47bb-bc57-7a5dc13b7fe6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/thecybermind.co/post/3msdze3itmt2r", "content": "\ud83d\udea8 CISA KEV ALERT: CVE-2026-18556 exposes N-able N-central installations to authentication bypass via alternate channel paths. Active exploitation confirmed. Get the forensic breakdown, Splunk/KQL/Chronicle detection logic, and hardening guidance now: https://thecybermind.co/radr", "creation_timestamp": "2026-08-05T17:09:05.725263Z"}, {"uuid": "da6a3f32-07be-4e2f-b120-7c2ea92c5f04", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-18556", "type": "seen", "source": "https://bsky.app/profile/yazoul-alerts.bsky.social/post/3mse353hbrp2c", "content": "One alternate path. Total compromise.\n\nCVE-2026-18556.\n\nhttps://www.yazoul.net/advisory/cve/cve-2026-18556-n-central-auth-bypass-exploited/\n\nby Yazoul AI #CyberSecurity #Security", "creation_timestamp": "2026-08-05T17:40:57.970780Z"}, {"uuid": "a933418b-ca29-44b6-9485-b8a5c0091bab", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://www.cert.ssi.gouv.fr/actualite/CERTFR-2026-ACT-034", "content": "", "creation_timestamp": "2026-08-13T08:45:31.135104Z"}, {"uuid": "cd1f8ab1-e52d-4a31-9ecd-ae82ffff0b73", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/index.espresso.cafecito.tech.ap.brid.gy/post/3msfzovgxkxy2", "content": "TL;DR\n\n * CVE-2026-18556 & 18577: Unauthenticated RCE Swarm Hits Arista VCO. Your VCO patched? Because May called, and it wants its zero-day back.\n * 83% Detection Gap: Three Cybersecurity Hubs Coordinate While 14 Critical CVEs Go Live. Your security team still debating while 14 critical [\u2026]", "creation_timestamp": "2026-08-06T12:20:30.704210Z"}, {"uuid": "a59dbec4-e33b-435a-b4bf-3f805de37730", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/trinacriatech.bsky.social/post/3msfzrsmgds23", "content": " N-able N-central (RMM MSP/IT): auth bypass in sfruttamento attivo. CVE-2026-18556 patchata in 2026.2, bypassata da CVE-2026-18577 \u2014 entrambe ora in CISA KEV. Hotfix 2026.3.1.7 obbligatorio. #infosec", "creation_timestamp": "2026-08-06T12:22:05.207808Z"}, {"uuid": "eeab003e-1187-45f4-88eb-c976fff371a7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://t.me/pphm_HackerNews/2453", "content": "\ud83d\udd34 CISA Flags Langflow RCE, Tomcat, and N-central Flaws as Actively Exploited\n\nCISA, on August 5, 2026,\u00a0added\u00a0three flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild.\nThe list of vulnerabilities is as follows:\n\nCVE-2026-9198\u00a0(CVSS score: 9.8) - A code injection vulnerability in Langflow that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.\n\nCVE-2026-34486\u00a0(CVS score: 7.5) - A missing encryption of sensitive data vulnerability in Apache Tomcat that allows a bypass of EncryptInterceptor, a cluster component that adds pre-shared key encryption to messages sent between cluster nodes.\n\nAlso added to the KEV catalog is CVE-2026-18556 (CVSS score: 8.2), an authentication bypass vulnerability in N-able N-central. It's worth noting that an incomplete fix for this issue prompted N-able to issue a fresh patch, which is tracked as CVE-2026-18577 (CVSS score: 8.2).", "creation_timestamp": "2026-08-22T00:00:10.535209Z"}, {"uuid": "f9de2b29-6e54-4e0c-93a6-2b773b7a3933", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://www.acn.gov.it/portale/w/n-able-rilevato-sfruttamento-attivo-in-rete-della-cve-2026-18577", "content": "", "creation_timestamp": "2026-08-11T04:45:03.651048Z"}, {"uuid": "52d5e19f-e463-46ef-a427-f9ac6f71dc93", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/pmloik.bsky.social/post/3mshox6qs5q26", "content": "Top 3 CVE for last 7 days:\nCVE-2026-18577: 41 interactions\nCVE-2026-58048: 16 interactions\nCVE-2026-15920: 9 interactions\n\n\nTop 3 CVE for yesterday:\nCVE-2026-18556: 5 interactions\nCVE-2026-18577: 4 interactions\nCVE-2021-22681: 3 interactions\n", "creation_timestamp": "2026-08-07T04:13:33.923581Z"}, {"uuid": "b1deadc1-70b7-4a6f-a2cb-2228c49752bb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0275", "content": "N-able heeft kwetsbaarheden verholpen in N-able N-central tot en met versie 2026.3.1. De kwetsbaarheden betreffen bypass van authenticatie in N-able N-central. In versies tot en met 2026.1 kan een aanvaller de authenticatiecontroles omzeilen door een alternatieve route binnen de applicatie te benutten.\n\nIn versies tot en met 2026.3.1 is een onvolledige patch voor de kwetsbaarheid met kenmerk CVE-2026-18556 ge\u00efntroduceerd die authenticatieomzeiling en overname van accounts mogelijk maakt. Dit issue heeft kenmerk CVE-2026-18577 toegewezen gekregen. Hierdoor kan een aanvaller ongeautoriseerd toegang krijgen tot gebruikersaccounts en het systeem controleren. Alle implementaties die de genoemde versies gebruiken, zijn kwetsbaar.\n\nN-able meldt dat misbruik van de kwetsbaarheid is ontdekt en hierop gebruikers heeft ge\u00efnformeerd.", "creation_timestamp": "2026-08-07T10:00:39.004450Z"}, {"uuid": "898be6cd-e6ea-4f00-890a-5e24cdd71f02", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/jacobianeng.bsky.social/post/3msthp4ltuq2o", "content": "Two CVEs, one N-able N-central vulnerability. CISA added CVE-2026-18556 to KEV for an auth bypass, then added CVE-2026-18577 days later because the first patch didn't fully close it. MSPs running N-central: verify you're past both fixes, not the first one.", "creation_timestamp": "2026-08-11T20:35:44.712004Z"}, {"uuid": "d084717a-6235-43b2-8b6e-77d1a81b552d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "Telegram/bbx9K9urUvLk9j7eRGPtX22H_KZReCaTNQIGDAxVzdKgmeI", "content": "", "creation_timestamp": "2026-08-07T10:17:14.937502Z"}, {"uuid": "6dfb61d7-931e-47f0-a654-8ca24fbabb49", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/csirts.com/post/3msix5bdtyp2v", "content": "\ud83d\udea8 Added to CISA KEV \u2014 actively exploited:\nCVE-2026-18556: N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability\n\nhttps://www.csirts.com/cve/CVE-2026-18556", "creation_timestamp": "2026-08-07T16:14:57.997133Z"}, {"uuid": "fc480587-8031-4f17-9ae6-9bd45a83b078", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://bsky.app/profile/cyfar.ca/post/3msixu3podw26", "content": "~Cybergcca~\nCanadian Cyber Centre warns of actively exploited N-able N-central CVEs and new Google Chrome vulnerabilities.\n-\nIOCs: CVE-2026-18577, CVE-2026-18556\n-\n#Chrome #Nable #ThreatIntel", "creation_timestamp": "2026-08-07T16:25:34.293116Z"}, {"uuid": "a96319df-1d01-4e25-a307-532de00e7e72", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18556", "type": "seen", "source": "https://t.me/pphm_HackerNews/2453", "content": "\ud83d\udd34 CISA Flags Langflow RCE, Tomcat, and N-central Flaws as Actively Exploited\n\nCISA, on August 5, 2026,\u00a0added\u00a0three flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild.\nThe list of vulnerabilities is as follows:\n\nCVE-2026-9198\u00a0(CVSS score: 9.8) - A code injection vulnerability in Langflow that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.\n\nCVE-2026-34486\u00a0(CVS score: 7.5) - A missing encryption of sensitive data vulnerability in Apache Tomcat that allows a bypass of EncryptInterceptor, a cluster component that adds pre-shared key encryption to messages sent between cluster nodes.\n\nAlso added to the KEV catalog is CVE-2026-18556 (CVSS score: 8.2), an authentication bypass vulnerability in N-able N-central. It's worth noting that an incomplete fix for this issue prompted N-able to issue a fresh patch, which is tracked as CVE-2026-18577 (CVSS score: 8.2).", "creation_timestamp": "2026-08-23T00:00:46.815238Z"}]}