CVE-2026-31998

HIGH

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

Title source: cna

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)

[Third Party Advisory] https://github.com/openclaw/openclaw/security/advisories/GHSA-gw85-xp4q-5gp9

[Patch] https://github.com/openclaw/openclaw/commit/0ee30361b8f6ef3f110f3a7b001da6dd3df96bb5

[Patch] https://github.com/openclaw/openclaw/commit/7655c0cb3a47d0647cbbf5284e177f90b4b82ddb

View Patch ZIP pw:eip

[Third Party Advisory] https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-synology-chat-plugin-via-empty-alloweduserids

Scores

CVSS v3 8.6

EPSS 0.0007

EPSS Percentile 20.6%

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