{"id":"GHSA-5h3g-6xhh-rg6p","summary":"OpenClaw: OpenShell FS bridge reads pin and verify the opened file before returning bytes","details":"## Summary\nOpenShell FS bridge reads pin and verify the opened file before returning bytes \n\n## Affected Packages / Versions\n- Package: openclaw (npm)\n- Affected versions: \u003c= 2026.4.21\n- Fixed version: 2026.4.22\n\n## Impact\nA time-of-check/time-of-use race around OpenShell sandbox filesystem reads could let a symlink swap cause bytes outside the intended mount root to be read.\n\n## Fix\nOpenShell reads now open the file with no-follow semantics where available, validate the pinned file descriptor against the canonical mount root, reject unsafe hardlink/symlink cases, and use a strict fallback ancestor walk on platforms without fd-path readback.\n\n## Fix Commit(s)\n- 95119017c847c737bd113f0bff728c4666d79c45\n\n## Verification\n- The fix commit is contained in the public v2026.4.22 tag.\n- openclaw@2026.4.22 is published on npm and the compiled package contains the fix.\n- Focused regression coverage for this path passed before publication.\n\nThanks @VladimirEliTokarev for reporting.","aliases":["CVE-2026-44113"],"modified":"2026-05-12T17:26:29.327831Z","published":"2026-05-04T21:07:36Z","database_specific":{"nvd_published_at":null,"cwe_ids":["CWE-367"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2026-05-04T21:07:36Z"},"references":[{"type":"WEB","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-5h3g-6xhh-rg6p"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44113"},{"type":"WEB","url":"https://github.com/openclaw/openclaw/commit/95119017c847c737bd113f0bff728c4666d79c45"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/openclaw-time-of-check-time-of-use-race-condition-in-openshell-fs-bridge"}],"affected":[{"package":{"name":"openclaw","ecosystem":"npm","purl":"pkg:npm/openclaw"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.4.22"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 2026.4.21","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-5h3g-6xhh-rg6p/GHSA-5h3g-6xhh-rg6p.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}]}