CVE-2026-31998

HIGH

OpenClaw 2026.2.22 < 2026.2.24 - Authorization Bypass in Synology Chat Plugin via Empty allowedUserIds

Title source: cna
STIX 2.1

Description

OpenClaw versions 2026.2.22 and 2026.2.23 contain an authorization bypass vulnerability in the synology-chat channel plugin where dmPolicy set to allowlist with empty allowedUserIds fails open. Attackers with Synology sender access can bypass authorization checks and trigger unauthorized agent dispatch and downstream tool actions.

References (4)

Core 4
Core References
Third Party Advisory third-party-advisory
GitHub Security Advisory (GHSA-gw85-xp4q-5gp9)
https://github.com/openclaw/openclaw/security/advisories/GHSA-gw85-xp4q-5gp9
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw 2026.2.22 < 2026.2.24 - Authorization Bypass in Synology Chat Plugin via Empty allowedUserIds
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-synology-chat-plugin-via-empty-alloweduserids

Scores

CVSS v3 8.6
EPSS 0.0032
EPSS Percentile 23.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (4)
npm/openclaw 2026.2.22 - 2026.2.24npm
OpenClaw/OpenClaw 2026.2.22 - 2026.2.24
openclaw/openclaw 2026.2.22 - 2026.2.24
OpenClaw/OpenClaw 2026.2.24
Published Mar 19, 2026
Tracked Since Mar 19, 2026