https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Fri, 17 Jul 2026 03:38:48 +0000 https://vulnerability.circl.lu/sighting/07d26fab-b69f-4044-9cbc-03f69bb7aa67/export {"uuid": "07d26fab-b69f-4044-9cbc-03f69bb7aa67", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "Telegram/c-tiQItlsunczDQWBYAXRvkiYxV7bIvmHKFdwaGGudIBj1Y", "content": "", "creation_timestamp": "2026-07-17T00:00:28.960239Z"} {"uuid": "07d26fab-b69f-4044-9cbc-03f69bb7aa67", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "Telegram/c-tiQItlsunczDQWBYAXRvkiYxV7bIvmHKFdwaGGudIBj1Y", "content": "", "creation_timestamp": "2026-07-17T00:00:28.960239Z"} https://vulnerability.circl.lu/sighting/07d26fab-b69f-4044-9cbc-03f69bb7aa67/export Fri, 17 Jul 2026 00:00:28 +0000 https://vulnerability.circl.lu/sighting/459e8795-ef66-41a6-aeb1-bafa1475f509/export {"uuid": "459e8795-ef66-41a6-aeb1-bafa1475f509", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "Telegram/c-tiQItlsunczDQWBYAXRvkiYxV7bIvmHKFdwaGGudIBj1Y", "content": "", "creation_timestamp": "2026-07-16T19:00:13.615262Z"} {"uuid": "459e8795-ef66-41a6-aeb1-bafa1475f509", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "Telegram/c-tiQItlsunczDQWBYAXRvkiYxV7bIvmHKFdwaGGudIBj1Y", "content": "", "creation_timestamp": "2026-07-16T19:00:13.615262Z"} https://vulnerability.circl.lu/sighting/459e8795-ef66-41a6-aeb1-bafa1475f509/export Thu, 16 Jul 2026 19:00:13 +0000 https://vulnerability.circl.lu/sighting/5b1f5625-46f7-4356-8573-4518a90dff27/export {"uuid": "5b1f5625-46f7-4356-8573-4518a90dff27", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/92758", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-56423-MISP-deleteSelection-BrokenAccessControl\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a BiiTts\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Shell\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-07-10 01:50:12\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nPoC for CVE-2026-56423: MISP deleteSelection broken access control (CWE-862, contributor hard-deletes other orgs' Event Reports/Sharing Groups, CVSS 8.8)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-07-15T00:00:36.555531Z"} {"uuid": "5b1f5625-46f7-4356-8573-4518a90dff27", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/92758", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-56423-MISP-deleteSelection-BrokenAccessControl\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a BiiTts\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Shell\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-07-10 01:50:12\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nPoC for CVE-2026-56423: MISP deleteSelection broken access control (CWE-862, contributor hard-deletes other orgs' Event Reports/Sharing Groups, CVSS 8.8)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-07-15T00:00:36.555531Z"} https://vulnerability.circl.lu/sighting/5b1f5625-46f7-4356-8573-4518a90dff27/export Wed, 15 Jul 2026 00:00:36 +0000 https://vulnerability.circl.lu/sighting/ccc3c970-97fd-449e-a66d-789222b4dd93/export {"uuid": "ccc3c970-97fd-449e-a66d-789222b4dd93", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "https://t.me/GithubRedTeam/92758", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-56423-MISP-deleteSelection-BrokenAccessControl\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a BiiTts\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Shell\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-07-10 01:50:12\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nPoC for CVE-2026-56423: MISP deleteSelection broken access control (CWE-862, contributor hard-deletes other orgs' Event Reports/Sharing Groups, CVSS 8.8)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-07-14T00:00:09.499073Z"} {"uuid": "ccc3c970-97fd-449e-a66d-789222b4dd93", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "https://t.me/GithubRedTeam/92758", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-56423-MISP-deleteSelection-BrokenAccessControl\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a BiiTts\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Shell\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-07-10 01:50:12\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nPoC for CVE-2026-56423: MISP deleteSelection broken access control (CWE-862, contributor hard-deletes other orgs' Event Reports/Sharing Groups, CVSS 8.8)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-07-14T00:00:09.499073Z"} https://vulnerability.circl.lu/sighting/ccc3c970-97fd-449e-a66d-789222b4dd93/export Tue, 14 Jul 2026 00:00:09 +0000 https://vulnerability.circl.lu/sighting/e96af8d4-95fd-4a1e-aa19-d63925e36259/export {"uuid": "e96af8d4-95fd-4a1e-aa19-d63925e36259", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "https://t.me/GithubRedTeam/92758", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-56423-MISP-deleteSelection-BrokenAccessControl\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a BiiTts\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Shell\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-07-10 01:50:12\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nPoC for CVE-2026-56423: MISP deleteSelection broken access control (CWE-862, contributor hard-deletes other orgs' Event Reports/Sharing Groups, CVSS 8.8)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-07-13T22:00:06.047982Z"} {"uuid": "e96af8d4-95fd-4a1e-aa19-d63925e36259", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "https://t.me/GithubRedTeam/92758", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-56423-MISP-deleteSelection-BrokenAccessControl\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a BiiTts\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Shell\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-07-10 01:50:12\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nPoC for CVE-2026-56423: MISP deleteSelection broken access control (CWE-862, contributor hard-deletes other orgs' Event Reports/Sharing Groups, CVSS 8.8)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-07-13T22:00:06.047982Z"} https://vulnerability.circl.lu/sighting/e96af8d4-95fd-4a1e-aa19-d63925e36259/export Mon, 13 Jul 2026 22:00:06 +0000 https://vulnerability.circl.lu/sighting/90117480-c964-4733-b4c5-ee58ccbf1200/export {"uuid": "90117480-c964-4733-b4c5-ee58ccbf1200", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56425", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mpcb4iytuo2m", "content": "\ud83d\udccc CVE-2026-56425 - The Azure Active Directory (AAD) authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow atta... https://www.cyberhub.blog/cves/CVE-2026-56425", "creation_timestamp": "2026-06-27T20:07:06.411144Z"} {"uuid": "90117480-c964-4733-b4c5-ee58ccbf1200", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56425", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mpcb4iytuo2m", "content": "\ud83d\udccc CVE-2026-56425 - The Azure Active Directory (AAD) authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow atta... https://www.cyberhub.blog/cves/CVE-2026-56425", "creation_timestamp": "2026-06-27T20:07:06.411144Z"} https://vulnerability.circl.lu/sighting/90117480-c964-4733-b4c5-ee58ccbf1200/export Sat, 27 Jun 2026 20:07:06 +0000 https://vulnerability.circl.lu/sighting/0370b2f7-ff32-46d2-8303-52f569233772/export {"uuid": "0370b2f7-ff32-46d2-8303-52f569233772", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mpbemkubda2h", "content": "\ud83d\udccc CVE-2026-56423 - MISP Core contained broken access-control checks in the bulk deletion flows for Event Reports\u00a0and Sharing Groups. The affected deleteSelection\u00a0handler... https://www.cyberhub.blog/cves/CVE-2026-56423", "creation_timestamp": "2026-06-27T11:37:06.875983Z"} {"uuid": "0370b2f7-ff32-46d2-8303-52f569233772", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56423", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mpbemkubda2h", "content": "\ud83d\udccc CVE-2026-56423 - MISP Core contained broken access-control checks in the bulk deletion flows for Event Reports\u00a0and Sharing Groups. The affected deleteSelection\u00a0handler... https://www.cyberhub.blog/cves/CVE-2026-56423", "creation_timestamp": "2026-06-27T11:37:06.875983Z"} https://vulnerability.circl.lu/sighting/0370b2f7-ff32-46d2-8303-52f569233772/export Sat, 27 Jun 2026 11:37:06 +0000 https://vulnerability.circl.lu/sighting/43b3199c-1f19-4c93-862a-d0e0be86d7b7/export {"uuid": "43b3199c-1f19-4c93-862a-d0e0be86d7b7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56422", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116799021524959296", "content": "Some increased actor activities are shown targeting MISP (CVE-2026-56422) https://vuldb.com/vuln/372669/cti", "creation_timestamp": "2026-06-23T10:47:12.593590Z"} {"uuid": "43b3199c-1f19-4c93-862a-d0e0be86d7b7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56422", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116799021524959296", "content": "Some increased actor activities are shown targeting MISP (CVE-2026-56422) https://vuldb.com/vuln/372669/cti", "creation_timestamp": "2026-06-23T10:47:12.593590Z"} https://vulnerability.circl.lu/sighting/43b3199c-1f19-4c93-862a-d0e0be86d7b7/export Tue, 23 Jun 2026 10:47:12 +0000 https://vulnerability.circl.lu/sighting/d66d8475-bb39-467a-a691-f2254275bb05/export {"uuid": "d66d8475-bb39-467a-a691-f2254275bb05", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5642", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mith5scokr2q", "content": "", "creation_timestamp": "2026-04-06T14:14:06.974001Z"} {"uuid": "d66d8475-bb39-467a-a691-f2254275bb05", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5642", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mith5scokr2q", "content": "", "creation_timestamp": "2026-04-06T14:14:06.974001Z"} https://vulnerability.circl.lu/sighting/d66d8475-bb39-467a-a691-f2254275bb05/export Mon, 06 Apr 2026 14:14:06 +0000 https://vulnerability.circl.lu/sighting/8ea595e0-ad01-4016-808c-f821ecc4cd26/export {"uuid": "8ea595e0-ad01-4016-808c-f821ecc4cd26", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5642", "type": "seen", "source": "https://bsky.app/profile/postac001.bsky.social/post/3mitcxnbmog2e", "content": "", "creation_timestamp": "2026-04-06T12:59:04.521302Z"} {"uuid": "8ea595e0-ad01-4016-808c-f821ecc4cd26", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5642", "type": "seen", "source": "https://bsky.app/profile/postac001.bsky.social/post/3mitcxnbmog2e", "content": "", "creation_timestamp": "2026-04-06T12:59:04.521302Z"} https://vulnerability.circl.lu/sighting/8ea595e0-ad01-4016-808c-f821ecc4cd26/export Mon, 06 Apr 2026 12:59:04 +0000