CVE-2026-35650 | THREATINT

Description

OpenClaw before 2026.3.22 contains an environment variable override handling vulnerability that allows attackers to bypass the shared host environment policy through inconsistent sanitization paths. Attackers can supply blocked or malformed override keys that slip through inconsistent validation to execute arbitrary code with unintended environment variables.

PUBLISHED Reserved 2026-04-04 | Published 2026-04-10 | Updated 2026-04-10 | Assigner VulnCheck

HIGH: 7.7CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

HIGH: 7.5CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-15: External Control of System or Configuration Setting

Product status

Default status

unaffected

Any version before 2026.3.22

affected

2026.3.22 (semver)

unaffected

Credits

Peng Zhou (@zpbrent) reporter

References

github.com/...enclaw/security/advisories/GHSA-39pp-xp36-q6mg (GitHub Security Advisory (GHSA-39pp-xp36-q6mg)) third-party-advisory

github.com/...ommit/630f1479c44f78484dfa21bb407cbe6f171dac87 (Patch Commit #1) patch

github.com/...ommit/7abfff756d6c68d17e21d1657bbacbaec86de232 (Patch Commit #2) patch

www.vulncheck.com/...de-bypass-via-inconsistent-sanitization (VulnCheck Advisory: OpenClaw < 2026.3.22 - Environment Variable Override Bypass via Inconsistent Sanitization) third-party-advisory

cve.org (CVE-2026-35650)

nvd.nist.gov (CVE-2026-35650)

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