{"id":"CVE-2026-43577","aliases":["EUVD-2026-28166","GHSA-j47r-fqh5-hqcc","GHSA-qmwg-qprg-3j38"],"status":"published","title":"OpenClaw \u003c 2026.4.9 - Arbitrary File Read via Browser Interaction Routes","description":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00253,"percentile":0.16891,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-693","CWE-862"],"published":"2026-04-17T22:14:20Z","modified":"2026-10-28T02:30:35Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.4.9"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.4.9"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.4.9"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-qmwg-qprg-3j38","tags":["vendor-advisory","Mitigation","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/5f5b3d733bdd791cb457f838514179e1288b10b3","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-arbitrary-file-read-via-browser-interaction-routes","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43577","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-j47r-fqh5-hqcc"},{"url":"https://github.com/openclaw/openclaw/pull/63226","tags":["web"]},{"url":"https://github.com/advisories/GHSA-qmwg-qprg-3j38"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43577.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-43577","title":"OpenClaw \u003c 2026.4.9 - Arbitrary File Read via Browser Interaction Routes","description":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.","status":"published","published":"2026-05-06T19:49:21.091Z","modified":"2026-05-07T17:32:03.185Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T13:37:36.275898Z"}],"euvd":[{"id":"EUVD-2026-28166","description":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.","status":"published","published":"2026-05-06T19:49:21Z","modified":"2026-05-07T17:32:03Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:05:14.902845Z"}],"ghsa":[{"id":"GHSA-j47r-fqh5-hqcc","title":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass...","description":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.","status":"published","published":"2026-05-06T21:31:42Z","modified":"2026-05-06T21:31:51Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:07:55.830667Z"},{"id":"GHSA-qmwg-qprg-3j38","title":"OpenClaw: Browser interaction routes could pivot into local CDP and regain file reads","description":"## 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: `\u003c 2026.4.9`\n- Patched versions: `\u003e= 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.","status":"published","published":"2026-04-17T22:14:20Z","modified":"2026-04-17T22:14:21Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:39:55.105822Z"}],"nvd":[{"id":"CVE-2026-43577","description":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.","status":"published","published":"2026-05-06T20:16:33.377Z","modified":"2026-06-17T10:49:53.82Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:17.418622Z"}],"osv":[{"id":"CVE-2026-43577","title":"OpenClaw \u003c 2026.4.9 - Arbitrary File Read via Browser Interaction Routes","description":"OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.","status":"published","published":"2026-05-06T19:49:21.091Z","modified":"2026-10-28T02:30:35.748600009Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:45:04.820169Z"},{"id":"GHSA-qmwg-qprg-3j38","title":"OpenClaw: Browser interaction routes could pivot into local CDP and regain file reads","description":"## 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: `\u003c 2026.4.9`\n- Patched versions: `\u003e= 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.","status":"published","published":"2026-04-17T22:14:20Z","modified":"2026-07-08T08:26:58.367540152Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T15:46:54.760124Z"}]}}