{"uuid": "01279b64-178a-4119-a946-da5308303343", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55040", "type": "seen", "source": "https://bsky.app/profile/trinity.sh/post/3muvxw6ww2x22", "content": "New on trinity.sh: CVE-2026-55040, a CVSS 9.1 weak-auth flaw in SharePoint's JWT handler. Unauthenticated attacker forges a token, becomes any user incl. admin. CISA KEV, deadline passed. Four validation mistakes, named and fixable. https://trinity.sh/posts/2026-09-07-sharepoint-jwt-auth-bypass-kev/", "creation_timestamp": "2026-09-07T07:21:44.038952Z"}