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  <title>Most recent sightings.</title>
  <updated>2026-09-20T17:58:00.628133+00:00</updated>
  <author>
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    <email>info@circl.lu</email>
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  <subtitle>Contains only the most 10 recent sightings.</subtitle>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/df46da1e-99b9-4e2d-93c0-9e03b673f2f3/export</id>
    <title>df46da1e-99b9-4e2d-93c0-9e03b673f2f3</title>
    <updated>2026-09-20T17:58:00.654104+00:00</updated>
    <author>
      <name>Automation user</name>
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    <content>{"uuid": "df46da1e-99b9-4e2d-93c0-9e03b673f2f3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "seen", "source": "https://t.me/VulnerabilityNews/43758", "content": "Critical Code Execution Vulnerability Patched in TeamCity\u00a0\n\nTracked as CVE-2026-63077, the security defect can be exploited without authentication via the agent polling protocol.\nThe post Critical Code Execution Vulnerability Patched in TeamCity\u00a0 appeared first on SecurityWeek.\nhttps://www.securityweek.com/critical-code-execution-vulnerability-patched-in-teamcity/", "creation_timestamp": "2026-09-19T00:00:44.207452Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/df46da1e-99b9-4e2d-93c0-9e03b673f2f3/export"/>
    <published>2026-09-19T00:00:44.207452+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/2ec732d0-5ca5-464b-990c-e80e45885225/export</id>
    <title>2ec732d0-5ca5-464b-990c-e80e45885225</title>
    <updated>2026-09-20T17:58:00.656090+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "2ec732d0-5ca5-464b-990c-e80e45885225", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "exploited", "source": "https://t.me/VulnerabilityNews/43854", "content": "Hackers Start Exploiting Recent JetBrains TeamCity Vulnerability\n\nTracked as CVE-2026-63077, the critical bug can be exploited without authentication for remote code execution.\nThe post Hackers Start Exploiting Recent JetBrains TeamCity Vulnerability appeared first on SecurityWeek.\nhttps://www.securityweek.com/hackers-start-exploiting-recent-jetbrains-teamcity-vulnerability/", "creation_timestamp": "2026-09-19T00:00:26.689742Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/2ec732d0-5ca5-464b-990c-e80e45885225/export"/>
    <published>2026-09-19T00:00:26.689742+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/d0ea409b-50ed-4fa6-8940-f264e61a9fa0/export</id>
    <title>d0ea409b-50ed-4fa6-8940-f264e61a9fa0</title>
    <updated>2026-09-20T17:58:00.656324+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "d0ea409b-50ed-4fa6-8940-f264e61a9fa0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "seen", "source": "https://t.me/VulnerabilityNews/43854", "content": "Hackers Start Exploiting Recent JetBrains TeamCity Vulnerability\n\nTracked as CVE-2026-63077, the critical bug can be exploited without authentication for remote code execution.\nThe post Hackers Start Exploiting Recent JetBrains TeamCity Vulnerability appeared first on SecurityWeek.\nhttps://www.securityweek.com/hackers-start-exploiting-recent-jetbrains-teamcity-vulnerability/", "creation_timestamp": "2026-09-18T12:00:07.770003Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/d0ea409b-50ed-4fa6-8940-f264e61a9fa0/export"/>
    <published>2026-09-18T12:00:07.770003+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/bc3b475e-2904-4925-a1d2-c2f3e6f17312/export</id>
    <title>bc3b475e-2904-4925-a1d2-c2f3e6f17312</title>
    <updated>2026-09-20T17:58:00.656500+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "bc3b475e-2904-4925-a1d2-c2f3e6f17312", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "seen", "source": "https://t.me/VulnerabilityNews/43758", "content": "Critical Code Execution Vulnerability Patched in TeamCity\u00a0\n\nTracked as CVE-2026-63077, the security defect can be exploited without authentication via the agent polling protocol.\nThe post Critical Code Execution Vulnerability Patched in TeamCity\u00a0 appeared first on SecurityWeek.\nhttps://www.securityweek.com/critical-code-execution-vulnerability-patched-in-teamcity/", "creation_timestamp": "2026-09-18T08:00:06.453731Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/bc3b475e-2904-4925-a1d2-c2f3e6f17312/export"/>
    <published>2026-09-18T08:00:06.453731+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/73be14f4-466a-4fd6-9ccf-6afd604ed9cf/export</id>
    <title>73be14f4-466a-4fd6-9ccf-6afd604ed9cf</title>
    <updated>2026-09-20T17:58:00.656667+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "73be14f4-466a-4fd6-9ccf-6afd604ed9cf", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "seen", "source": "https://bsky.app/profile/getpokemon7.bsky.social/post/3mvgfbgert22d", "content": "\u300cTeamCity\u300d\u306e\u8106\u5f31\u6027\u60aa\u7528\u306b\u6ce8\u610f - \u5bfe\u5fdc\u72b6\u6cc1\u306e\u78ba\u8a8d\u3084\u4fb5\u5bb3\u8abf\u67fb\u3092\n\nJetBrains\u306e\u7d99\u7d9a\u7684\u30a4\u30f3\u30c6\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u88fd\u54c1\u300cTeamCity\u300d\u306b\u8106\u5f31\u6027\u300cCVE-2026-63077\u300d\u304c\u898b\u3064\u304b\u308a\u3001\u60aa\u7528\u3082\u767a\u751f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u53d7\u3051\u3001JPCERT\u30b3\u30fc\u30c7\u30a3\u30cd\u30fc\u30b7\u30e7\u30f3\u30bb\u30f3\u30bf\u30fc\u3067\u306f\u5229\u7528\u8005\u306b\u5bfe\u7b56\u3084\u4fb5\u5bb3\u8abf\u67fb\u306e\u5b9f\u65bd\u3092\u691c\u8a0e\u3059\u308b\u3088\u3046\u547c\u3073\u304b\u3051\u3066\u3044\u308b\u3002\n\n\u554f\u984c\u306e\u300cCVE-2026-63077\u300d\u306f\u3001\u4fe1\u983c\u3067\u304d\u306a\u3044\u30c7\u30fc\u30bf\u3092\u30c7\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3059\u308b\u3053\u3068\u306b\u8d77\u56e0\u3002\u300c\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30dd\u30fc\u30ea\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u300d\u3092\u4ecb\u3057\u3066\u8a8d\u8a3c\u3092\u5fc5\u8981\u3068\u3059\u308b\u3053\u3068\u306a\u304f\u30ea\u30e2\u30fc\u30c8\u304b\u3089\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u304c\u53ef\u80fd\u3068\u306a\u308b\u3002\n\nJetBrains\u3067\u306f\u30012026\u5e747\u670810\u65e5\u306b\u975e\u516c\u958b\u306e\u3082\u3068\u5831\u544a\u3092...", "creation_timestamp": "2026-09-13T20:03:17.144083Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/73be14f4-466a-4fd6-9ccf-6afd604ed9cf/export"/>
    <published>2026-09-13T20:03:17.144083+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/7f538b37-0644-4301-89ff-098565d6a049/export</id>
    <title>7f538b37-0644-4301-89ff-098565d6a049</title>
    <updated>2026-09-20T17:58:00.656832+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "7f538b37-0644-4301-89ff-098565d6a049", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "published-proof-of-concept", "source": "Telegram/PmNacXkXbdTDm1hS3Aa2jUjxeQStIbTMQ1_1r7hCMfeKqg", "content": "", "creation_timestamp": "2026-09-09T00:00:42.107093Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/7f538b37-0644-4301-89ff-098565d6a049/export"/>
    <published>2026-09-09T00:00:42.107093+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/26903487-dc2e-46fa-8e5c-fe4c1e4e61d7/export</id>
    <title>26903487-dc2e-46fa-8e5c-fe4c1e4e61d7</title>
    <updated>2026-09-20T17:58:00.656980+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "26903487-dc2e-46fa-8e5c-fe4c1e4e61d7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "seen", "source": "https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/jetbrains_teamcity_rce_cve_2026_63077.rb", "content": "{\"aliases\": [], \"arch\": \"java, cmd\", \"author\": [\"Antoni Tremblay\", \"sfewer-r7\"], \"autofilter_ports\": [80, 8080, 443, 8000, 8888, 8880, 8008, 3000, 8443], \"autofilter_services\": [\"http\", \"https\"], \"check\": true, \"default_credential\": false, \"description\": \"This module exploits an unsafe XStream deserialization vulnerability in the JetBrains TeamCity agent polling\\n          protocol. An unauthenticated attacker can register a build agent, then submit a crafted error response\\n          that causes TeamCity to deserialize an attacker-controlled object graph.\\n\\n          The object graph uses FreeMarker and Commons Collections to invoke BasicDataSource.getConnection(). HSQLDB\\n          initialization statements then write a one-shot JSPWS file to the TeamCity webroot. Requesting the JSPWS file\\n          executes the payload with the privileges of the TeamCity server process, deletes the JSPWS source file, and\\n          removes the build agent registered by the module.\\n\\n          This vulnerability was patched in TeamCity version 2025.11.7, and version 2026.1.3.\", \"disclosure_date\": \"2026-07-27\", \"fullname\": \"exploit/multi/http/jetbrains_teamcity_rce_cve_2026_63077\", \"is_install_path\": true, \"mod_time\": \"2026-08-27 17:12:17 +0000\", \"name\": \"JetBrains TeamCity Agent Polling Unauthenticated Remote Code Execution\", \"needs_cleanup\": null, \"notes\": {\"Reliability\": [\"repeatable-session\"], \"SideEffects\": [\"artifacts-on-disk\", \"ioc-in-logs\"], \"Stability\": [\"crash-safe\"]}, \"path\": \"/modules/exploits/multi/http/jetbrains_teamcity_rce_cve_2026_63077.rb\", \"platform\": \"Linux,Unix,Windows\", \"post_auth\": false, \"rank\": 600, \"ref_name\": \"multi/http/jetbrains_teamcity_rce_cve_2026_63077\", \"references\": [\"CVE-2026-63077\", \"URL-https://blog.jetbrains.com/teamcity/2026/07/cve-2026-63077/\", \"URL-https://www.rapid7.com/blog/post/ra-unauthenticated-rce-in-jetbrains-teamcity-cve-2026-63077/\", \"URL-https://github.com/sfewer-r7/CVE-2026-63077/\"], \"rport\": 8111, \"session_types\": false, \"targets\": [\"Java Server Page\", \"Windows Command\", \"Linux Command\"], \"type\": \"exploit\"}", "creation_timestamp": "2026-09-08T06:49:59.804648Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/26903487-dc2e-46fa-8e5c-fe4c1e4e61d7/export"/>
    <published>2026-09-08T06:49:59.804648+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/753ef25b-27db-4af4-aa25-03bf9ef5634d/export</id>
    <title>753ef25b-27db-4af4-aa25-03bf9ef5634d</title>
    <updated>2026-09-20T17:58:00.657158+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "753ef25b-27db-4af4-aa25-03bf9ef5634d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63077", "type": "seen", "source": "Telegram/PmNacXkXbdTDm1hS3Aa2jUjxeQStIbTMQ1_1r7hCMfeKqg", "content": "", "creation_timestamp": "2026-09-08T04:00:03.639053Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/753ef25b-27db-4af4-aa25-03bf9ef5634d/export"/>
    <published>2026-09-08T04:00:03.639053+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/ffdf3787-b7f5-4c2e-be88-f79d95ab71ed/export</id>
    <title>ffdf3787-b7f5-4c2e-be88-f79d95ab71ed</title>
    <updated>2026-09-20T17:58:00.657300+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "ffdf3787-b7f5-4c2e-be88-f79d95ab71ed", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-63077", "type": "seen", "source": "https://bsky.app/profile/0daynews.bsky.social/post/3muxt33trmd2i", "content": "Unpatched TeamCity RCE (CVE-2026-63077) cost Cadence AWS credentials, source code, and a full server backup. Patch\u2026 https://0daynews.com/articles/2026-09-06-jetbrains-cadence-teamcity-cve-2026-63077-breach/?utm_source=bluesky&amp;amp;utm_medium=organic_social&amp;amp;utm_campaign=always_on&amp;amp;utm_content=hub-1204", "creation_timestamp": "2026-09-08T01:00:19.050936Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/ffdf3787-b7f5-4c2e-be88-f79d95ab71ed/export"/>
    <published>2026-09-08T01:00:19.050936+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/4647782e-7441-4b77-9332-4fd8b34361b3/export</id>
    <title>4647782e-7441-4b77-9332-4fd8b34361b3</title>
    <updated>2026-09-20T17:58:00.657446+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cvepremium.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "4647782e-7441-4b77-9332-4fd8b34361b3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-63077", "type": "seen", "source": "https://bsky.app/profile/0daynews.bsky.social/post/3muwndxfu5i2g", "content": "JetBrains Cadence breached via CVE-2026-63077 in an unpatched TeamCity server. AWS keys, source code, and a server\u2026 https://0daynews.com/articles/2026-09-06-jetbrains-cadence-teamcity-cve-2026-63077-breach/?utm_source=bluesky&amp;amp;utm_medium=organic_social&amp;amp;utm_campaign=always_on&amp;amp;utm_content=hub-1203", "creation_timestamp": "2026-09-07T13:45:18.818181Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/4647782e-7441-4b77-9332-4fd8b34361b3/export"/>
    <published>2026-09-07T13:45:18.818181+00:00</published>
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