{"id":"CVE-2026-43577","aliases":["GHSA-qmwg-qprg-3j38"],"url":"https://o3.security/vulnerability/CVE-2026-43577","summary":"OpenClaw < 2026.4.9 - Arbitrary File Read via Browser Interaction Routes","details":"## Summary\n\nBrowser interaction routes could pivot into local CDP and regain file reads.\n\n## Affected Packages / Versions\n\n- Package: `openclaw`\n- Ecosystem: npm\n- Affected versions: `< 2026.4.9`\n- Patched versions: `>= 2026.4.9`\n\n## Impact\n\nBrowser act/evaluate interactions could trigger navigation into the local CDP origin and then create or read disallowed `file://` pages despite direct navigation guards.\n\n## Technical Details\n\nThe fix re-checks browser URLs after interaction-driven navigations and blocks targets that violate the configured navigation policy.\n\n## Fix\n\nThe issue was fixed in #63226. The first stable tag containing the fix is `v2026.4.9`, and `openclaw@2026.4.14` includes the fix.\n\n## Fix Commit(s)\n\n- `5f5b3d733bdd791cb457f838514179e1288b10b3`\n- PR: #63226\n\n## Release Process Note\n\nUsers should upgrade to `openclaw` 2026.4.9 or newer. The latest npm release, `2026.4.14`, already includes the fix.\n\n## Credits\n\nThanks to @tdjackey for reporting this issue.","published":"2026-05-06T19:49:21.091Z","modified":"2026-10-28T02:30:35.748600009Z","cvss":null,"epss":{"score":0.00253,"percentile":0.16697,"asOf":"2026-08-10"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.4.9"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/5f5b3d733bdd791cb457f838514179e1288b10b3","label":"openclaw/openclaw@5f5b3d7"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43577.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-qmwg-qprg-3j38"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43577"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-arbitrary-file-read-via-browser-interaction-routes"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/5f5b3d733bdd791cb457f838514179e1288b10b3"},{"type":"WEB","url":"https://github.com/openclaw/openclaw/pull/63226"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:35.748600009Z"}}