{"schema":"threatline.record/2","record":{"id":"CVE-2026-93848","aliases":[],"summary":"Mattermost OpenID discovery endpoint request bypasses outbound connection filtering, allowing SSRF by a System Administrator","details":"Mattermost versions 11.7.x <= 11.7.10 fail to apply outbound internal-connection filtering to the OpenID discovery endpoint request which allows a System Administrator to determine whether internal addresses and ports are reachable from the server via an unauthenticated login request that triggers the discovery fetch.. Mattermost Advisory ID: MMSA-2026-00774","categories":["Applications & CMS"],"product":"Mattermost","vendor":"Mattermost","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93848","source_modified_at":"2026-10-26T16:46:45.446Z","fetched_at":"2026-10-26T19:10:57.178988Z","product":"Mattermost","vendor":"Mattermost","versions":[{"lessThanOrEqual":"11.7.10","status":"affected","version":"11.7.0","versionType":"semver"},{"version":"11.11.0","status":"unaffected"},{"version":"11.7.11","status":"unaffected"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":2.7,"severity":"Low","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-26T14:28:23.565Z","modified_at":"2026-10-26T16:46:45.446Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-93848","fetched_at":"2026-10-26T19:10:57.178988Z","source_modified_at":"2026-10-26T16:46:45.446Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://mattermost.com/security-updates","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-26T15:34:04.498238Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-26T16:46:45.446Z","content_hash":"d5482d550bedd05db7ee55aadd6c30a9baea658fa4ac63e154173dfa43434135"}}