https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Tue, 06 Oct 2026 06:48:35 +0000 https://vulnerability.circl.lu/sighting/3a5bda45-2d87-4fb2-a772-95de57f1cd24/export {"uuid": "3a5bda45-2d87-4fb2-a772-95de57f1cd24", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/kitafox.bsky.social/post/3mx6n3mu3tc2i", "content": "CISA flags new exploited NetScaler flaw as attackers crash appliances (CVE-2026-88779)\uff08CISA\u3001\u60aa\u7528\u78ba\u8a8d\u6e08\u307fNetScaler\u8106\u5f31\u6027\u3092\u8b66\u544a\u2015\u653b\u6483\u8005\u304c\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u30af\u30e9\u30c3\u30b7\u30e5\uff09 #HelpNetSecurity \uff08Oct 5\uff09 \nwww.helpnetsecurity.com/2026/10/05/c...", "creation_timestamp": "2026-10-06T04:52:16.257496Z"} {"uuid": "3a5bda45-2d87-4fb2-a772-95de57f1cd24", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/kitafox.bsky.social/post/3mx6n3mu3tc2i", "content": "CISA flags new exploited NetScaler flaw as attackers crash appliances (CVE-2026-88779)\uff08CISA\u3001\u60aa\u7528\u78ba\u8a8d\u6e08\u307fNetScaler\u8106\u5f31\u6027\u3092\u8b66\u544a\u2015\u653b\u6483\u8005\u304c\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u30af\u30e9\u30c3\u30b7\u30e5\uff09 #HelpNetSecurity \uff08Oct 5\uff09 \nwww.helpnetsecurity.com/2026/10/05/c...", "creation_timestamp": "2026-10-06T04:52:16.257496Z"} https://vulnerability.circl.lu/sighting/3a5bda45-2d87-4fb2-a772-95de57f1cd24/export Tue, 06 Oct 2026 04:52:16 +0000 https://vulnerability.circl.lu/sighting/2d88454a-9f66-4f3f-bf72-666d34314ef8/export {"uuid": "2d88454a-9f66-4f3f-bf72-666d34314ef8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/kotosecurity.bsky.social/post/3mx6k743q4w2j", "content": "BREAKING: Citrix NetScaler zero-day CVE-2026-88779 (CVSS 8.7) exploited in targeted attacks \u2014 SAML deployments knocked offline. CISA added to KEV, patch by Oct 7. (The Hacker News)", "creation_timestamp": "2026-10-06T04:00:31.129621Z"} {"uuid": "2d88454a-9f66-4f3f-bf72-666d34314ef8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/kotosecurity.bsky.social/post/3mx6k743q4w2j", "content": "BREAKING: Citrix NetScaler zero-day CVE-2026-88779 (CVSS 8.7) exploited in targeted attacks \u2014 SAML deployments knocked offline. CISA added to KEV, patch by Oct 7. (The Hacker News)", "creation_timestamp": "2026-10-06T04:00:31.129621Z"} https://vulnerability.circl.lu/sighting/2d88454a-9f66-4f3f-bf72-666d34314ef8/export Tue, 06 Oct 2026 04:00:31 +0000 https://vulnerability.circl.lu/sighting/1192ae99-accc-4c3a-92e2-ccb3badf0da9/export {"uuid": "1192ae99-accc-4c3a-92e2-ccb3badf0da9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/opsmatters.com/post/3mx6glcrqq42i", "content": "The latest update for #Sophos includes \"Citrix NetScaler vulnerability (CVE-2026-88779) in active exploitation\" and \"Sophos Named a Leader in the #IDC MarketScape for Worldwide Modern #EndpointSecurity for Enterprises 2026\".\n \n#cybersecurity #antivirus #malware https://opsmtrs.com/487u2e2", "creation_timestamp": "2026-10-06T02:55:46.067422Z"} {"uuid": "1192ae99-accc-4c3a-92e2-ccb3badf0da9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/opsmatters.com/post/3mx6glcrqq42i", "content": "The latest update for #Sophos includes \"Citrix NetScaler vulnerability (CVE-2026-88779) in active exploitation\" and \"Sophos Named a Leader in the #IDC MarketScape for Worldwide Modern #EndpointSecurity for Enterprises 2026\".\n \n#cybersecurity #antivirus #malware https://opsmtrs.com/487u2e2", "creation_timestamp": "2026-10-06T02:55:46.067422Z"} https://vulnerability.circl.lu/sighting/1192ae99-accc-4c3a-92e2-ccb3badf0da9/export Tue, 06 Oct 2026 02:55:46 +0000 https://vulnerability.circl.lu/sighting/afd562ab-b6c9-485d-a0fc-fed8100fc6c6/export {"uuid": "afd562ab-b6c9-485d-a0fc-fed8100fc6c6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mx6ducyptd26", "content": "\ud83d\udccc CVE-2026-88779 - Vulnerability in NetScaler ADC and NetScaler Gateway.\n\nThis issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and befor... https://www.cyberhub.blog/cves/CVE-2026-88779", "creation_timestamp": "2026-10-06T02:07:07.565173Z"} {"uuid": "afd562ab-b6c9-485d-a0fc-fed8100fc6c6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mx6ducyptd26", "content": "\ud83d\udccc CVE-2026-88779 - Vulnerability in NetScaler ADC and NetScaler Gateway.\n\nThis issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and befor... https://www.cyberhub.blog/cves/CVE-2026-88779", "creation_timestamp": "2026-10-06T02:07:07.565173Z"} https://vulnerability.circl.lu/sighting/afd562ab-b6c9-485d-a0fc-fed8100fc6c6/export Tue, 06 Oct 2026 02:07:07 +0000 https://vulnerability.circl.lu/sighting/8d0f3017-374b-49fd-83f9-d3217bc0bdf0/export {"uuid": "8d0f3017-374b-49fd-83f9-d3217bc0bdf0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/hendryadrian.bsky.social/post/3mx6a5air2r2v", "content": "US and Australia warn of active exploitation of Citrix NetScaler CVE-2026-88779, which can crash appliances and cause DoS. CISA urges patching as exposure grows. #Citrix #NetScaler #Australia", "creation_timestamp": "2026-10-06T01:00:31.992863Z"} {"uuid": "8d0f3017-374b-49fd-83f9-d3217bc0bdf0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/hendryadrian.bsky.social/post/3mx6a5air2r2v", "content": "US and Australia warn of active exploitation of Citrix NetScaler CVE-2026-88779, which can crash appliances and cause DoS. CISA urges patching as exposure grows. #Citrix #NetScaler #Australia", "creation_timestamp": "2026-10-06T01:00:31.992863Z"} https://vulnerability.circl.lu/sighting/8d0f3017-374b-49fd-83f9-d3217bc0bdf0/export Tue, 06 Oct 2026 01:00:31 +0000 https://vulnerability.circl.lu/sighting/6dbb197f-3fe0-43f8-a3e9-a143d727c3dd/export {"uuid": "6dbb197f-3fe0-43f8-a3e9-a143d727c3dd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/hendryadrian.bsky.social/post/3mx67camdpm2r", "content": "Citrix disclosed CVE-2026-88779, an actively exploited NetScaler zero-day affecting SAML-enabled setups. The flaw mainly causes denial of service, and CISA added it to the KEV catalog. #Citrix #NetScaler #CISA", "creation_timestamp": "2026-10-06T00:45:26.020453Z"} {"uuid": "6dbb197f-3fe0-43f8-a3e9-a143d727c3dd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/hendryadrian.bsky.social/post/3mx67camdpm2r", "content": "Citrix disclosed CVE-2026-88779, an actively exploited NetScaler zero-day affecting SAML-enabled setups. The flaw mainly causes denial of service, and CISA added it to the KEV catalog. #Citrix #NetScaler #CISA", "creation_timestamp": "2026-10-06T00:45:26.020453Z"} https://vulnerability.circl.lu/sighting/6dbb197f-3fe0-43f8-a3e9-a143d727c3dd/export Tue, 06 Oct 2026 00:45:26 +0000 https://vulnerability.circl.lu/sighting/68de5331-75c9-4eb8-9d71-365b1e0ff878/export {"uuid": "68de5331-75c9-4eb8-9d71-365b1e0ff878", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/newsfacts.bsky.social/post/3mx633zt5jd2m", "content": "Nieuwe Citrix NetScaler Zero-Day Ontdekt na Reeks Kwetsbaarheden\n\nOp vrijdag 2 oktober 2026 is een zero-day kwetsbaarheid, aangeduid als CVE-2026-88779, ontdekt in Citrix NetScaler producten. Dit is de derde publiekelijk ge\u00ebxploiteerde NetScaler zero-day kwetsbaarheid binnen ...", "creation_timestamp": "2026-10-05T23:30:22.572913Z"} {"uuid": "68de5331-75c9-4eb8-9d71-365b1e0ff878", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/newsfacts.bsky.social/post/3mx633zt5jd2m", "content": "Nieuwe Citrix NetScaler Zero-Day Ontdekt na Reeks Kwetsbaarheden\n\nOp vrijdag 2 oktober 2026 is een zero-day kwetsbaarheid, aangeduid als CVE-2026-88779, ontdekt in Citrix NetScaler producten. Dit is de derde publiekelijk ge\u00ebxploiteerde NetScaler zero-day kwetsbaarheid binnen ...", "creation_timestamp": "2026-10-05T23:30:22.572913Z"} https://vulnerability.circl.lu/sighting/68de5331-75c9-4eb8-9d71-365b1e0ff878/export Mon, 05 Oct 2026 23:30:22 +0000 https://vulnerability.circl.lu/sighting/4aee31ec-4aa3-425f-913a-9ec372c408db/export {"uuid": "4aee31ec-4aa3-425f-913a-9ec372c408db", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/blackhatnews.tokyo/post/3mx62n36sjd2w", "content": "Citrix\u30011\u9031\u9593\u8db3\u3089\u305a\u30673\u4ef6\u76ee\u3068\u306a\u308b\u60aa\u7528\u4e2d\u306eNetScaler\u30bc\u30ed\u30c7\u30a4\u3092\u516c\u8868\n\nCitrix\u306e\u9867\u5ba2\u306f\u30012\u9031\u672b\u7d9a\u3051\u3066\u4e0d\u5b89\u3068\u61f8\u5ff5\u306b\u63fa\u308c\u308b\u9031\u672b\u3092\u904e\u3054\u3057\u307e\u3057\u305f\u3002Citrix NetScaler\u88fd\u54c1\u3067\u3001\u60aa\u7528\u304c\u78ba\u8a8d\u3055\u308c\u305f\u30bc\u30ed\u30c7\u30a4\u8106\u5f31\u6027\u304c\u307e\u305f\u65b0\u305f\u306b\u898b\u3064\u304b\u3063\u305f\u305f\u3081\u3067\u3059\u3002 \u7814\u7a76\u8005\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c02\u9580\u5bb6\u306b\u3088\u308b\u3068\u3001\u3053\u306e\u8106\u5f31\u6027\u300cCVE-2026-88779\u300d\u306f\u3001\u60aa\u7528\u3055\u308c\u308b\u3068\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\uff08DoS\uff09\u304c\u767a\u751f\u3059\u308b\u70b9\u3068\u3001SAML\uff08", "creation_timestamp": "2026-10-05T23:22:00.103530Z"} {"uuid": "4aee31ec-4aa3-425f-913a-9ec372c408db", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://bsky.app/profile/blackhatnews.tokyo/post/3mx62n36sjd2w", "content": "Citrix\u30011\u9031\u9593\u8db3\u3089\u305a\u30673\u4ef6\u76ee\u3068\u306a\u308b\u60aa\u7528\u4e2d\u306eNetScaler\u30bc\u30ed\u30c7\u30a4\u3092\u516c\u8868\n\nCitrix\u306e\u9867\u5ba2\u306f\u30012\u9031\u672b\u7d9a\u3051\u3066\u4e0d\u5b89\u3068\u61f8\u5ff5\u306b\u63fa\u308c\u308b\u9031\u672b\u3092\u904e\u3054\u3057\u307e\u3057\u305f\u3002Citrix NetScaler\u88fd\u54c1\u3067\u3001\u60aa\u7528\u304c\u78ba\u8a8d\u3055\u308c\u305f\u30bc\u30ed\u30c7\u30a4\u8106\u5f31\u6027\u304c\u307e\u305f\u65b0\u305f\u306b\u898b\u3064\u304b\u3063\u305f\u305f\u3081\u3067\u3059\u3002 \u7814\u7a76\u8005\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c02\u9580\u5bb6\u306b\u3088\u308b\u3068\u3001\u3053\u306e\u8106\u5f31\u6027\u300cCVE-2026-88779\u300d\u306f\u3001\u60aa\u7528\u3055\u308c\u308b\u3068\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\uff08DoS\uff09\u304c\u767a\u751f\u3059\u308b\u70b9\u3068\u3001SAML\uff08", "creation_timestamp": "2026-10-05T23:22:00.103530Z"} https://vulnerability.circl.lu/sighting/4aee31ec-4aa3-425f-913a-9ec372c408db/export Mon, 05 Oct 2026 23:22:00 +0000 https://vulnerability.circl.lu/sighting/52fd542b-d229-45a5-9ce6-45e8c129ef17/export {"uuid": "52fd542b-d229-45a5-9ce6-45e8c129ef17", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://t.me/VulnerabilityNews/44773", "content": "Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier\n\nCitrix has confirmed that a new zero-day vulnerability, CVE-2026-88779, emerged just days after two other exploited flaws were patched.\nThe post Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier appeared first on SecurityWeek.\nhttps://www.securityweek.com/exploitation-of-citrix-netscaler-zero-day-hits-appliances-patched-days-earlier/", "creation_timestamp": "2026-10-05T23:01:05.000000Z"} {"uuid": "52fd542b-d229-45a5-9ce6-45e8c129ef17", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "seen", "source": "https://t.me/VulnerabilityNews/44773", "content": "Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier\n\nCitrix has confirmed that a new zero-day vulnerability, CVE-2026-88779, emerged just days after two other exploited flaws were patched.\nThe post Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier appeared first on SecurityWeek.\nhttps://www.securityweek.com/exploitation-of-citrix-netscaler-zero-day-hits-appliances-patched-days-earlier/", "creation_timestamp": "2026-10-05T23:01:05.000000Z"} https://vulnerability.circl.lu/sighting/52fd542b-d229-45a5-9ce6-45e8c129ef17/export Mon, 05 Oct 2026 23:01:05 +0000 https://vulnerability.circl.lu/sighting/38ea4540-9af5-42b5-85f6-9c625f0a19d0/export {"uuid": "38ea4540-9af5-42b5-85f6-9c625f0a19d0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "exploited", "source": "https://t.me/VulnerabilityNews/44773", "content": "Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier\n\nCitrix has confirmed that a new zero-day vulnerability, CVE-2026-88779, emerged just days after two other exploited flaws were patched.\nThe post Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier appeared first on SecurityWeek.\nhttps://www.securityweek.com/exploitation-of-citrix-netscaler-zero-day-hits-appliances-patched-days-earlier/", "creation_timestamp": "2026-10-05T23:01:05.000000Z"} {"uuid": "38ea4540-9af5-42b5-85f6-9c625f0a19d0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-88779", "type": "exploited", "source": "https://t.me/VulnerabilityNews/44773", "content": "Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier\n\nCitrix has confirmed that a new zero-day vulnerability, CVE-2026-88779, emerged just days after two other exploited flaws were patched.\nThe post Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier appeared first on SecurityWeek.\nhttps://www.securityweek.com/exploitation-of-citrix-netscaler-zero-day-hits-appliances-patched-days-earlier/", "creation_timestamp": "2026-10-05T23:01:05.000000Z"} https://vulnerability.circl.lu/sighting/38ea4540-9af5-42b5-85f6-9c625f0a19d0/export Mon, 05 Oct 2026 23:01:05 +0000