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CVE-2026-31998

HIGH

8.6

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.

CVE Details

CVSS v3.1 Score8.6

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/19/2026

Last Modified3/25/2026

Sourcenvd

Honeypot Sightings0

Affected Products

openclaw:openclaw

Weaknesses (CWE)

CWE-863

References

https://github.com/openclaw/openclaw/commit/0ee30361b8f6ef3f110f3a7b001da6dd3df96bb5(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/commit/7655c0cb3a47d0647cbbf5284e177f90b4b82ddb(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-gw85-xp4q-5gp9(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-synology-chat-plugin-via-empty-alloweduserids(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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