High severity · published Mar 19, 2026
CVE-2026-31992
OpenClaw < 2026.2.23 - Allowlist Exec-Guard Bypass via env -S
8.8
CVSS
0.3%
EPSS
No
On KEV
Description
OpenClaw versions prior to 2026.2.23 contain an allowlist bypass vulnerability in system.run guardrails that allows authenticated operators to execute unintended commands. When /usr/bin/env is allowlisted, attackers can use env -S to bypass policy analysis and execute shell wrapper payloads at runtime.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenClaw · OpenClaw
before 2026.2.23 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-31992
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-31992
Patch
https://github.com/openclaw/openclaw/commit/3f923e831364d83d0f23499ee49961de334cf58b
Patch
https://github.com/openclaw/openclaw/commit/a1c4bf07c6baad3ef87a0e710fe9aef127b1f606
Mitigation
https://github.com/openclaw/openclaw/security/advisories/GHSA-48wf-g7cp-gr3m
Third Party Advisory
https://www.vulncheck.com/advisories/openclaw-allowlist-exec-guard-bypass-via-env-s
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