CVE-2026-35650: OpenClaw has Inconsistent Host Exec Environment Override Sanitization
Summary Gateway host exec env override handling did not consistently apply the shared host environment policy, so blocked or malformed override keys could slip through inconsistent sanitization paths. Affected Packages / Versions - Package: openclaw (npm) - Affected: = 2026.3.22 - Latest released tag checked: v2026.3.23-2 (630f1479c44f78484dfa21bb407cbe6f171dac87) - Latest published npm version checked: 2026.3.23-2…
Published Mar 26, 2026 · Updated Apr 10, 2026
Affected packages
openclaw
- Ecosystem
- npm
- Affected
- < 2026.3.22
- Fixed in
- 2026.3.22
- Check
npm ls openclaw
Advisory details
From the GitHub Advisory Database (CC BY 4.0).
Summary
Gateway host exec env override handling did not consistently apply the shared host environment policy, so blocked or malformed override keys could slip through inconsistent sanitization paths.
Affected Packages / Versions
- Package:
openclaw(npm) - Affected: < 2026.3.22
- Fixed: >= 2026.3.22
- Latest released tag checked:
v2026.3.23-2(630f1479c44f78484dfa21bb407cbe6f171dac87) - Latest published npm version checked:
2026.3.23-2
Fix Commit(s)
7abfff756d6c68d17e21d1657bbacbaec86de232
Release Status
The fix shipped in v2026.3.22 and remains present in v2026.3.23 and v2026.3.23-2.
Code-Level Confirmation
- src/infra/host-env-security.ts now provides one shared sanitizer and fail-closed diagnostics for blocked or malformed override keys.
- src/agents/bash-tools.exec.ts and src/node-host/invoke-system-run.ts both route env overrides through the shared sanitizer before execution.
OpenClaw thanks @zpbrent for reporting.
Credited to zpbrent.
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-39pp-xp36-q6mg
- https://nvd.nist.gov/vuln/detail/CVE-2026-35650
- https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
- https://github.com/openclaw/openclaw/commit/7abfff756d6c68d17e21d1657bbacbaec86de232
- https://www.vulncheck.com/advisories/openclaw-environment-variable-override-bypass-via-inconsistent-sanitization
- https://github.com/advisories/GHSA-39pp-xp36-q6mg
How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology
More OpenClaw vulnerabilities
All OpenClaw entriesCVE-2026-35630
OpenClaw: QQBot native approval buttons did not enforce configured approver identity
high8.0Jul 2, 2026CVE-2026-53806
OpenClaw: Combined POSIX shell options could confuse exec revalidation
high8.8Jul 2, 2026CVE-2026-53809
OpenClaw: Embedded runner policy could be confused by provider aliases
medium3.8Jul 2, 2026CVE-2026-53810
OpenClaw's marketplace runtime extension metadata could point at unscanned payloads
high8.8Jul 2, 2026CVE-2026-53811
OpenClaw: Matrix allowFrom could bind to mutable display names
high8.8Jul 2, 2026CVE-2026-53812
OpenClaw's browser act interactions could bypass private-network navigation checks
medium7.7Jul 2, 2026
