CVE-2026-28470

OpenClaw < 2026.2.2 - Exec Allowlist Bypass via Command Substitution in Double Quotes

State: Published
Severity: 9.2 Critical
Published: Mar 5, 2026
Updated: Apr 22, 2026
Reserved: Feb 27, 2026

Description

OpenClaw versions prior to 2026.2.2 contain an exec approvals (must be enabled) allowlist bypass vulnerability that allows attackers to execute arbitrary commands by injecting command substitution syntax. Attackers can bypass the allowlist protection by embedding unescaped $() or backticks inside double-quoted strings to execute unauthorized commands.

Scores

CVSS	Score	Vector	Source
4.0	9.2 Critical	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	VulnCheck
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	VulnCheck

Weaknesses

CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')

Affected Products

Product	Versions
OpenClawOpenClaw	before 2026.2.2Affected

References

GitHub Security Advisory (GHSA-3hcm-ggvf-rch5)vendor-advisory
Patch Commitpatch
VulnCheck Advisory: OpenClaw < 2026.2.2 - Exec Allowlist Bypass via Command Substitution in Double Quotesthird-party-advisory

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