CVE-2026-31998 - OpenClaw 2026.2.22 < 2026.2.24 - Authorization Bypass in Synology Chat Plugin via Empty allowedUserIds

Back Back to CVE browser

HIGH

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

Published Mar 19, 2026

8.3

HIGH

CVSS 4.0

EPSS 0.57%

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.

Affected products

Vendor OpenClaw Product OpenClaw Default
unaffected
- Version
  2026.2.22
  Status
  affected
  Constraints
  <2026.2.24
- Version
  2026.2.24
  Status
  unaffected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

OpenClaw

unaffected

Version	Status	Constraints
2026.2.22	affected	<2026.2.24
2026.2.24	unaffected	-

Ecosystem	Package	Introduced	Fixed
npm	openclaw	2026.2.22	2026.2.24

Remediation

No remediation recorded yet.

Weaknesses (2)

CWE-284

CWE-863

Incorrect Authorization

References (7)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-13035
Advisory
https://github.com/advisories/GHSA-gw85-xp4q-5gp9
Advisory
https://github.com/openclaw/openclaw/commit/0ee30361b8f6ef3f110f3a7b001da6dd3df96bb5
patch
https://github.com/openclaw/openclaw/commit/7655c0cb3a47d0647cbbf5284e177f90b4b82ddb
patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-gw85-xp4q-5gp9
vendor-advisoryMitigationVendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-31998
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-synology-chat-plugin-via-empty-alloweduserids
third-party-advisoryThird Party Advisory

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-13035		Advisory
https://github.com/advisories/GHSA-gw85-xp4q-5gp9		Advisory
https://github.com/openclaw/openclaw/commit/0ee30361b8f6ef3f110f3a7b001da6dd3df96bb5		patch
https://github.com/openclaw/openclaw/commit/7655c0cb3a47d0647cbbf5284e177f90b4b82ddb		patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-gw85-xp4q-5gp9		vendor-advisoryMitigationVendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-31998
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-synology-chat-plugin-via-empty-alloweduserids		third-party-advisoryThird Party Advisory