Vulnerability · Published Apr 10, 2026 · Assigned by VulnCheck

CVE-2026-35650OpenClaw < 2026.3.22 - Environment Variable Override Bypass via Inconsistent Sanitization

High 7.5

In plain English

A high-severity security flaw in OpenClaw from OpenClaw. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.5%top 57.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
npm	openclaw	2026.3.22	GHSA-39pp-xp36-q6mg

Affected products (as reported)

Vendor	Product	Versions
OpenClaw	OpenClaw	0 – before 2026.3.22

Weakness: CWE-15 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References

GitHub Security Advisory (GHSA-39pp-xp36-q6mg) vendor-advisory
Patch Commit #1 patch
Patch Commit #2 patch
VulnCheck Advisory: OpenClaw < 2026.3.22 - Environment Variable Override Bypass via Inconsistent Sanitization third-party-advisory