CVE-2026-31998

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

State: Published
Severity: 8.3 High
Published: Mar 19, 2026
Updated: Jun 23, 2026
Reserved: Mar 10, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	8.3 High	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N	VulnCheck
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L	VulnCheck

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
OpenClawOpenClaw	2026.2.22 to before 2026.2.24Affected 2026.2.24Not affected

References

GitHub Security Advisory (GHSA-gw85-xp4q-5gp9)vendor-advisory
Patch Commitpatch
Patch Commitpatch
VulnCheck Advisory: OpenClaw 2026.2.22 < 2026.2.24 - Authorization Bypass in Synology Chat Plugin via Empty allowedUserIdsthird-party-advisory

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