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  <id>https://vulnerability.circl.lu/sightings/feed</id>
  <title>Most recent sightings.</title>
  <updated>2026-09-28T19:42:23.837738+00:00</updated>
  <author>
    <name>Vulnerability-Lookup</name>
    <email>info@circl.lu</email>
  </author>
  <link href="https://vulnerability.circl.lu" rel="alternate"/>
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  <subtitle>Contains only the most 10 recent sightings.</subtitle>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/d5f027a5-d343-4fe2-8322-d041b97db08f/export</id>
    <title>d5f027a5-d343-4fe2-8322-d041b97db08f</title>
    <updated>2026-09-28T19:42:23.869332+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "d5f027a5-d343-4fe2-8322-d041b97db08f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/hacker.at.thenote.app/post/3mwlu3am7722d", "content": "Citrix confirms two NetScaler RCE zero-days exploited in attacks\n\nCitrix has confirmed that two critical NetScaler remote code execution vulnerabilities, tracked as CVE-2026-88771 and CVE-2026-88772, are being exploited in attacks and that it has released security updates to fix t\u2026\n#hackernews #news", "creation_timestamp": "2026-09-28T17:36:44.872739Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/d5f027a5-d343-4fe2-8322-d041b97db08f/export"/>
    <published>2026-09-28T17:36:44.872739+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/b1b5c0e2-5110-4cb7-aabb-92a372a68374/export</id>
    <title>b1b5c0e2-5110-4cb7-aabb-92a372a68374</title>
    <updated>2026-09-28T19:42:23.872716+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "b1b5c0e2-5110-4cb7-aabb-92a372a68374", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/365tipu.cz/post/3mwlsnpsdvz2f", "content": "Citrix nouzov\u011b opravil NetScaler ADC a Gateway po potvrzen\u00ed aktivn\u00edho zneu\u017e\u00edv\u00e1n\u00ed chyb CVE-2026-88771 a CVE-2026-88772 (CVSS 9,5), umo\u017e\u0148uj\u00edc\u00edch vzd\u00e1len\u00e9 spu\u0161t\u011bn\u00ed k\u00f3du; doporu\u010duje okam\u017eitou aktualizaci.", "creation_timestamp": "2026-09-28T17:11:17.098388Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/b1b5c0e2-5110-4cb7-aabb-92a372a68374/export"/>
    <published>2026-09-28T17:11:17.098388+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/eeb67a08-3f05-40a7-a629-239dc6d22d6e/export</id>
    <title>eeb67a08-3f05-40a7-a629-239dc6d22d6e</title>
    <updated>2026-09-28T19:42:23.872962+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "eeb67a08-3f05-40a7-a629-239dc6d22d6e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/arc-codex.com/post/3mwlskfdoo72n", "content": "CVE-2026-88771 and CVE-2026-88772: Critical Citrix NetScaler Zero\n\nThis article heavily emphasizes that exploitation is confirmed but downplays the lack of specific Indicators of Compromise, suggesting organizations should trust broad advisories over granular threat intelligence. If established \u2026", "creation_timestamp": "2026-09-28T17:09:25.413045Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/eeb67a08-3f05-40a7-a629-239dc6d22d6e/export"/>
    <published>2026-09-28T17:09:25.413045+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/bcd0aa37-7ade-4f65-bb40-943907bca18c/export</id>
    <title>bcd0aa37-7ade-4f65-bb40-943907bca18c</title>
    <updated>2026-09-28T19:42:23.873093+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "bcd0aa37-7ade-4f65-bb40-943907bca18c", "vulnerability_lookup_origin": "caeb2787-0d58-4236-9039-7c86c3e566f3", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/fb84583a-1292-444b-a5af-e431e11e44e6", "content": "", "creation_timestamp": "2026-09-28T17:00:55.080439Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/bcd0aa37-7ade-4f65-bb40-943907bca18c/export"/>
    <published>2026-09-28T17:00:55.080439+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/8928594d-c9ee-477d-bd90-18cbaa65b2ea/export</id>
    <title>8928594d-c9ee-477d-bd90-18cbaa65b2ea</title>
    <updated>2026-09-28T19:42:23.873212+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "8928594d-c9ee-477d-bd90-18cbaa65b2ea", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/cyfar.ca/post/3mwlp32wvzz2z", "content": "~Cybergcca~\nCISA added two Citrix NetScaler CVEs to KEV; apply updates.\n-\nIOCs: CVE-2026-88771, CVE-2026-88772\n-\n#CVE202688771 #Citrix #ThreatIntel", "creation_timestamp": "2026-09-28T16:07:09.566710Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/8928594d-c9ee-477d-bd90-18cbaa65b2ea/export"/>
    <published>2026-09-28T16:07:09.566710+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/dd3bf312-a5cc-4f6d-a29f-f9990316b2ce/export</id>
    <title>dd3bf312-a5cc-4f6d-a29f-f9990316b2ce</title>
    <updated>2026-09-28T19:42:23.873331+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "dd3bf312-a5cc-4f6d-a29f-f9990316b2ce", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/ian-bishop.bsky.social/post/3mwlnhgxwd22j", "content": "Citrix just confirmed two critical NetScaler RCE zero-days (CVE-2026-88771 &amp;amp; CVE-2026-88772) are being exploited in the wild. CISA added them to KEV with a Sept 30 deadline for feds. If you run NetScaler ADC/Gateway \u2014 patch to 14.1-73.37 / 13.1-64.23 now.\nsecnewsheadlines.com/p/citrix-net...", "creation_timestamp": "2026-09-28T15:38:19.125958Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/dd3bf312-a5cc-4f6d-a29f-f9990316b2ce/export"/>
    <published>2026-09-28T15:38:19.125958+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/cb41302d-97a6-4929-bda2-68c5d14d8aad/export</id>
    <title>cb41302d-97a6-4929-bda2-68c5d14d8aad</title>
    <updated>2026-09-28T19:42:23.873489+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "cb41302d-97a6-4929-bda2-68c5d14d8aad", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://cyberplace.social/users/GossiTheDog/statuses/117349313638958333", "content": "There's various proof of concepts doing the rounds on Github for the new Citrix vulns.  All the ones I've seen so far are fake AI slop.  \nE.g. this one is AI generated, it's not a PoC, it doesn't exploit, the fingerprint method it uses doesn't exist and as a checker it doesn't actually work either.\nhttps://github.com/murrez/CVE-2026-88772", "creation_timestamp": "2026-09-28T15:13:53.920861Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/cb41302d-97a6-4929-bda2-68c5d14d8aad/export"/>
    <published>2026-09-28T15:13:53.920861+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/7c27129c-92ef-4f93-831a-ee6b9b844e59/export</id>
    <title>7c27129c-92ef-4f93-831a-ee6b9b844e59</title>
    <updated>2026-09-28T19:42:23.873618+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "7c27129c-92ef-4f93-831a-ee6b9b844e59", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/inferlume.bsky.social/post/3mwll6cqkss25", "content": "Unpatched Citrix NetScaler gateways face active zero-day RCE exploitation under CVE-2026-88771 and CVE-2026-88772, triggering emergency CISA KEV deadlines while ShinyHunters and cloud wipers breach perimeters.\n\nFull Report: inferlume.com/reports/dail...\n\n#NetScaler #ZeroDay #ThreatIntel #CISA #SOC", "creation_timestamp": "2026-09-28T14:57:30.075760Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/7c27129c-92ef-4f93-831a-ee6b9b844e59/export"/>
    <published>2026-09-28T14:57:30.075760+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/c782fcce-751e-4671-951b-d41a62192786/export</id>
    <title>c782fcce-751e-4671-951b-d41a62192786</title>
    <updated>2026-09-28T19:42:23.873732+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "c782fcce-751e-4671-951b-d41a62192786", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://bsky.app/profile/cyberupdates365.bsky.social/post/3mwlg27rcss25", "content": "Citrix says two critical NetScaler vulnerabilities are being actively exploited.\n\nCVE-2026-88771 enables unauthenticated RCE across all deployments.\n\nCVE-2026-88772 can lead to RCE or DoS where DTLS is enabled.\n\ncyberupdates365.com/citrix-netsc...\n\n#Cybersecurity #Citrix #NetScaler", "creation_timestamp": "2026-09-28T13:25:44.340434Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/c782fcce-751e-4671-951b-d41a62192786/export"/>
    <published>2026-09-28T13:25:44.340434+00:00</published>
  </entry>
  <entry>
    <id>https://vulnerability.circl.lu/sighting/08ebe92a-bdbe-4c8e-83c4-a291a1b4a624/export</id>
    <title>08ebe92a-bdbe-4c8e-83c4-a291a1b4a624</title>
    <updated>2026-09-28T19:42:23.873862+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://cve.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "08ebe92a-bdbe-4c8e-83c4-a291a1b4a624", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88772", "type": "seen", "source": "https://infosec.exchange/ap/users/117202824925377048/statuses/117348616624288037", "content": "CISA has added CVE-2026-88771 and CVE-2026-88772 to its Known Exploited Vulnerabilities (KEV) Catalog. Both are critical, zero-day vulnerabilities that can independently enable remote code execution. CISA has received reports and partner threat intelligence confirming that threat actors are actively exploiting these vulnerabilities globally.\nhttps://www.cisa.gov/news-events/alerts/2026/09/27/critical-zero-day-vulnerabilities-exploited-citrix-netscaler-adc-gateway\n#CISA #KEV #Citrix #zeroday #CVE", "creation_timestamp": "2026-09-28T13:24:41.115767Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/08ebe92a-bdbe-4c8e-83c4-a291a1b4a624/export"/>
    <published>2026-09-28T13:24:41.115767+00:00</published>
  </entry>
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