{"id":"CVE-2026-33581","aliases":["GHSA-v8wv-jg3q-qwpq"],"url":"https://o3.security/vulnerability/CVE-2026-33581","summary":"OpenClaw < 2026.3.24 - Arbitrary File Read via mediaUrl and fileUrl Parameters","details":"## Summary\n\nThe message tool accepted `mediaUrl` and `fileUrl` aliases without applying the same sandbox localRoots validation as the canonical media path handling.\n\n## Impact\n\nA caller constrained to sandbox media roots could read arbitrary local files by routing them through the alias parameters.\n\n## Affected Component\n\n`src/infra/outbound/message-action-params.ts, src/infra/outbound/message-action-runner.ts`\n\n## Fixed Versions\n\n- Affected: `< 2026.3.24`\n- Patched: `>= 2026.3.24`\n- Latest stable `2026.3.28` contains the fix.\n\n## Fix\n\nFixed by commit `1d7cb6fc03` (`fix: close sandbox media root bypass for mediaUrl/fileUrl aliases`).\n\nOpenClaw thanks @AntAISecurityLab for reporting.","published":"2026-03-31T14:10:33.685Z","modified":"2026-08-12T03:51:36.551162559Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.3.24"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/1d7cb6fc03552bbba00e7cffb3aa9741f5556416","label":"openclaw/openclaw@1d7cb6f"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33581.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-v8wv-jg3q-qwpq"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33581"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-arbitrary-file-read-via-mediaurl-and-fileurl-parameters"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/1d7cb6fc03552bbba00e7cffb3aa9741f5556416"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:36.551162559Z"}}