{"id":"CVE-2026-41376","aliases":["GHSA-rg8m-3943-vm6q"],"url":"https://o3.security/vulnerability/CVE-2026-41376","summary":"OpenClaw < 2026.3.31 - Matrix Thread Context Allowlist Bypass via Sender Validation","details":"OpenClaw before 2026.3.31 contains an allowlist bypass vulnerability in Matrix thread root and reply context handling that fails to properly validate message senders. Attackers can fetch thread-root and reply context messages that should be filtered by sender allowlists, bypassing access controls.","published":"2026-04-28T18:09:39.883Z","modified":"2026-08-17T03:55:01.955761030Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.3.31"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/8a563d603b70ef6338915f0527bee87282c3bad5","label":"openclaw/openclaw@8a563d6"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41376.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-rg8m-3943-vm6q"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41376"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-matrix-thread-context-allowlist-bypass-via-sender-validation"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/8a563d603b70ef6338915f0527bee87282c3bad5"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-17T03:55:01.955761030Z"}}