CVE-2026-31991

LOW

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

Title source: cna
STIX 2.1

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.

References (4)

Core 4
Core References
Third Party Advisory third-party-advisory
GitHub Security Advisory (GHSA-wm8r-w8pf-2v6w)
https://github.com/openclaw/openclaw/security/advisories/GHSA-wm8r-w8pf-2v6w
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlist
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-via-dm-pairing-store-leakage-in-signal-group-allowlist

Scores

CVSS v3 3.7
EPSS 0.0015
EPSS Percentile 4.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (3)
npm/openclaw 0 - 2026.2.26npm
OpenClaw/OpenClaw < 2026.2.26
openclaw/openclaw < 2026.2.26
Published Mar 19, 2026
Tracked Since Mar 19, 2026