CVE-2026-31991

OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlist

State: Published
Severity: 2.0 Low
Published: Mar 19, 2026
Updated: Jun 23, 2026
Reserved: Mar 10, 2026

Description

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist checks and gain unauthorized group access.

Scores

CVSS	Score	Vector	Source
4.0	2.0 Low	CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	3.7 Low	CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N	VulnCheck

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
OpenClawOpenClaw	before 2026.2.26Affected

References

GitHub Security Advisory (GHSA-wm8r-w8pf-2v6w)vendor-advisory
Patch Commitpatch
Patch Commitpatch
VulnCheck Advisory: OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlistthird-party-advisory

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