{"schema":"threatline.record/2","record":{"id":"CVE-2026-116208","aliases":["GHSA-cr64-h6xp-9g2j"],"summary":"YesWiki 4.6.2 before 4.7.0 Missing Authorization in ActivityPub syncActorPosts","details":"YesWiki from 4.6.2 before 4.7.0 contains a missing authorization vulnerability in ActivityPubService::syncActorPosts that lets malicious ActivityPub servers manipulate other actors' mirrored entries. Attackers can serve a poisoned outbox with cross-actor Delete, Update, or Create activities during admin-initiated sync to delete, overwrite, forge, or mass-delete entries.","categories":["Unclassified"],"product":"yeswiki","vendor":"YesWiki","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116208","source_modified_at":"2026-10-25T13:20:38.152Z","fetched_at":"2026-10-25T16:01:37.004770Z","product":"yeswiki","vendor":"YesWiki","versions":[{"version":"4.6.2","status":"affected","versionType":"semver","lessThan":"4.7.0"},{"version":"4.7.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116208","source_modified_at":"2026-10-25T13:20:38.152Z","fetched_at":"2026-10-25T16:01:37.004770Z","package":{"name":"yeswiki","ecosystem":null},"version":"4.7.0","basis":"first unaffected version stated in the CVE record"}],"cvss":7.2,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-25T13:20:38.152Z","modified_at":"2026-10-25T13:20:38.152Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116208","fetched_at":"2026-10-25T16:01:37.004770Z","source_modified_at":"2026-10-25T13:20:38.152Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-cr64-h6xp-9g2j","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/yeswiki-4.6.2-before-4.7.0-missing-authorization-in-activitypub-syncactorposts","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-25T13:20:38.152Z","content_hash":"5bfe37b9e65ca8099459addaba4f806871803d92ef4326b911f2ed596d43ff7d"}}