{"vulnerability": "cve-2026-80890", "sightings": [{"uuid": "5622a614-8ec4-4c3f-903b-d4db5839f3cb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-80890", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/117259410713007892", "content": "CVE-2026-80890: Linux kernel SCTP flaw allows stale cookies with mismatched verification tags to bypass checks, risking connection hijacking or DoS. CVSS N/A, unpatched. Patch when available; audit SCTP exposure now. https://www.valtersit.com/cve/CVE-2026-80890/ #CVE #infosec #Li", "creation_timestamp": "2026-09-12T18:10:17.534621Z"}, {"uuid": "12d412dc-29a0-49f2-989f-2b9520cc288a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-80890", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3mvdozyszpc2v", "content": "CVE-2026-80890: Linux kernel SCTP flaw allows stale cookies with mismatched verification tags to bypass checks, risking connection hijacking or DoS. CVSS N/A, unpatched. Patch when available; audit SCTP exposure now. https://www.valtersit.com/cve/CVE-2026-80890/ #CVE #infosec #Li", "creation_timestamp": "2026-09-12T18:20:04.219508Z"}]}