{"id":"CVE-2026-32043","aliases":["EUVD-2026-13935","GHSA-3p2x-hjxj-c7rv","GHSA-mwcg-wfq3-4gjc"],"status":"published","title":"OpenClaw \u003c 2026.2.25 - Time-of-Check-Time-of-Use via Mutable Symlink in system.run cwd Parameter","description":"OpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","severity":{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00105,"percentile":0.01074,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-367","CWE-59"],"published":"2026-03-03T19:18:06Z","modified":"2026-10-28T02:30:22Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.2.25"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2026.2.24"},{"fixed":"2026.2.25"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.2.25"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-mwcg-wfq3-4gjc","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/f789f880c934caa8be25b38832f27f90f37903db","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-time-of-check-time-of-use-via-mutable-symlink-in-system-run-cwd-parameter","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32043","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3p2x-hjxj-c7rv"},{"url":"https://github.com/advisories/GHSA-mwcg-wfq3-4gjc"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32043.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-32043","title":"OpenClaw \u003c 2026.2.25 - Time-of-Check-Time-of-Use via Mutable Symlink in system.run cwd Parameter","description":"OpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","status":"published","published":"2026-03-21T00:42:18.279Z","modified":"2026-06-23T16:14:55.836Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:19:57.100857Z"}],"euvd":[{"id":"EUVD-2026-13935","description":"OpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","status":"published","published":"2026-03-21T00:42:18Z","modified":"2026-06-23T16:14:55Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:32.273921Z"}],"ghsa":[{"id":"GHSA-3p2x-hjxj-c7rv","title":"Duplicate Advisory: OpenClaw's system.run approval TOCTOU via mutable symlink cwd target on node host","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-mwcg-wfq3-4gjc. This link is maintained to preserve external references.\n\n## Original Description\nOpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","status":"withdrawn","published":"2026-03-21T03:31:13Z","modified":"2026-03-24T19:04:22Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/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":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H","level":"medium"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:39:41.724707Z"},{"id":"GHSA-mwcg-wfq3-4gjc","title":"OpenClaw's system.run approval TOCTOU via mutable symlink cwd target on node host","description":"### Summary\nIn `openclaw@2026.2.24`, approval-bound `system.run` on node hosts could be influenced by mutable symlink `cwd` targets between approval and execution.\n\n### Details\nApproval matching on the gateway validated command/argv and binding fields, including `cwd`, as provided text. Node execution later used runtime `cwd` resolution. A symlinked `cwd` could therefore be retargeted after approval and before spawn.\n\nOpenClaw's trust model does not treat one shared gateway as a multi-tenant adversarial boundary, but approval integrity is still a security boundary for operator-reviewed command execution.\n\n### Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected: `\u003c= 2026.2.24`\n- Patched: `\u003e= 2026.2.25` \n\n### Fix Commit(s)\n- `f789f880c934caa8be25b38832f27f90f37903db`\n\n### Remediation\nThe fix adds defense-in-depth hardening for approval-bound node execution:\n- reject symlink `cwd` paths for approval-bound `system.run`\n- canonicalize path-like executable argv before spawn\n- bind CLI approval requests to exact `commandArgv`\n\n### Release Process Note\nPatched version is pre-set to the release (`2026.2.25`). Advisory published with npm release `2026.2.25`.\n\nOpenClaw thanks @tdjackey for reporting.","status":"published","published":"2026-03-03T19:18:06Z","modified":"2026-03-30T13:34:52Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-59","CWE-367"],"updated_at":"2026-11-02T14:39:46.119458Z"}],"nvd":[{"id":"CVE-2026-32043","description":"OpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","status":"published","published":"2026-03-21T01:17:06.747Z","modified":"2026-06-17T10:35:00.227Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/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":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:12:10.126802Z"}],"osv":[{"id":"CVE-2026-32043","title":"OpenClaw \u003c 2026.2.25 - Time-of-Check-Time-of-Use via Mutable Symlink in system.run cwd Parameter","description":"OpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","status":"published","published":"2026-03-21T00:42:18.279Z","modified":"2026-10-28T02:30:22.800260272Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T15:45:01.218144Z"},{"id":"GHSA-3p2x-hjxj-c7rv","title":"Duplicate Advisory: OpenClaw's system.run approval TOCTOU via mutable symlink cwd target on node host","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-mwcg-wfq3-4gjc. This link is maintained to preserve external references.\n\n## Original Description\nOpenClaw versions prior to 2026.2.25 contain a time-of-check-time-of-use vulnerability in approval-bound system.run execution where the cwd parameter is validated at approval time but resolved at execution time. Attackers can retarget a symlinked cwd between approval and execution to bypass command execution restrictions and execute arbitrary commands on node hosts.","status":"withdrawn","published":"2026-03-21T03:31:13Z","modified":"2026-03-24T19:16:36.982007Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H","level":"medium"},{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/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":"medium"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T15:46:35.747385Z"},{"id":"GHSA-mwcg-wfq3-4gjc","title":"OpenClaw's system.run approval TOCTOU via mutable symlink cwd target on node host","description":"### Summary\nIn `openclaw@2026.2.24`, approval-bound `system.run` on node hosts could be influenced by mutable symlink `cwd` targets between approval and execution.\n\n### Details\nApproval matching on the gateway validated command/argv and binding fields, including `cwd`, as provided text. Node execution later used runtime `cwd` resolution. A symlinked `cwd` could therefore be retargeted after approval and before spawn.\n\nOpenClaw's trust model does not treat one shared gateway as a multi-tenant adversarial boundary, but approval integrity is still a security boundary for operator-reviewed command execution.\n\n### Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected: `\u003c= 2026.2.24`\n- Patched: `\u003e= 2026.2.25` \n\n### Fix Commit(s)\n- `f789f880c934caa8be25b38832f27f90f37903db`\n\n### Remediation\nThe fix adds defense-in-depth hardening for approval-bound node execution:\n- reject symlink `cwd` paths for approval-bound `system.run`\n- canonicalize path-like executable argv before spawn\n- bind CLI approval requests to exact `commandArgv`\n\n### Release Process Note\nPatched version is pre-set to the release (`2026.2.25`). Advisory published with npm release `2026.2.25`.\n\nOpenClaw thanks @tdjackey for reporting.","status":"published","published":"2026-03-03T19:18:06Z","modified":"2026-03-30T13:56:22.584221Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-367","CWE-59"],"updated_at":"2026-11-02T15:46:52.534897Z"}]}}