{"schema":"threatline.record/2","record":{"id":"CVE-2026-100527","aliases":["GHSA-m78m-7h3q-q938"],"summary":"OpenClaw before 2026.8.2 Denial of Service via Browser Relay","details":"OpenClaw before 2026.8.2 contains a denial of service vulnerability in the Browser extension relay that allows unauthenticated network sources to exhaust pending-authentication capacity. Attackers can hold every pending slot by maintaining silent WebSocket upgrades, preventing paired extensions from completing Browser Relay Authentication v2.","categories":["Unclassified"],"product":"OpenClaw","vendor":"OpenClaw","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100527","source_modified_at":"2026-10-05T14:55:04.758Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"OpenClaw","vendor":"OpenClaw","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"2026.8.2"},{"version":"2026.8.2","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100527","source_modified_at":"2026-10-05T14:55:04.758Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"OpenClaw","ecosystem":null},"version":"2026.8.2","basis":"first unaffected version stated in the CVE record"}],"cvss":6.9,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00349,"percentile":0.27281,"score_date":"2026-10-23"},"published_at":"2026-09-26T02:18:29.745Z","modified_at":"2026-10-05T14:55:04.758Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-100527","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-05T14:55:04.758Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-100527","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-m78m-7h3q-q938","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/openclaw-before-2026.8.2-denial-of-service-via-browser-relay","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-05T14:02:42.599482Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-05T14:55:04.758Z","content_hash":"340f4ad6f75216d0bdfbdc21425ade720f4965b88ca483d2e37b915fd2398267"}}