CVE-2026-53824

Mattermost plugin for OpenClaw < 2026.4.24 - Slash Token Revocation Lag via Monitor Refresh Delay

State: Published
Severity: 6.0 Medium
Published: Jun 12, 2026
Updated: Jun 15, 2026
Reserved: Jun 10, 2026

Description

OpenClaw before 2026.4.24 contains a token revocation vulnerability allowing callers with revoked slash tokens to continue executing commands during monitor refresh windows. Attackers can exploit stale token acceptance to invoke slash command behavior briefly after token revocation, potentially executing unauthorized actions depending on operator configuration.

Scores

CVSS	Score	Vector	Source
4.0	6.0 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N	VulnCheck

Weaknesses

CWE-613 Insufficient Session Expiration

Affected Products

Product	Versions
OpenClawOpenClaw	before 2026.4.24Affected 2026.4.24Not affected

References

GitHub Security Advisory (GHSA-4m3v-q747-pc6h)vendor-advisory
VulnCheck Advisory: Mattermost < 2026.4.24 - Slash Token Revocation Lag via Monitor Refresh Delaythird-party-advisory

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