CVE-2026-31998 | THREATINT

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.

PUBLISHED Reserved 2026-03-10 | Published 2026-03-19 | Updated 2026-03-25 | Assigner VulnCheck

HIGH: 8.3CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N

HIGH: 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Problem types

CWE-863: Incorrect Authorization

Product status

Default status

unaffected

2026.2.22 (semver) before 2026.2.24

affected

2026.2.24 (semver)

unaffected

Credits

tdjackey reporter

References

github.com/...enclaw/security/advisories/GHSA-gw85-xp4q-5gp9 (GitHub Security Advisory (GHSA-gw85-xp4q-5gp9)) third-party-advisory

github.com/...ommit/0ee30361b8f6ef3f110f3a7b001da6dd3df96bb5 (Patch Commit) patch

github.com/...ommit/7655c0cb3a47d0647cbbf5284e177f90b4b82ddb (Patch Commit) patch

www.vulncheck.com/...gy-chat-plugin-via-empty-alloweduserids (VulnCheck Advisory: OpenClaw 2026.2.22 < 2026.2.24 - Authorization Bypass in Synology Chat Plugin via Empty allowedUserIds) third-party-advisory

cve.org (CVE-2026-31998)

nvd.nist.gov (CVE-2026-31998)

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