CVE-2026-53824: Mattermost plugin for OpenClaw < 2026.4.24 - Slash Token Revocation Lag via Monitor Refresh Delay
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
OpenClaw (Mattermost plugin)to a version that resolves this vulnerability.Fixed in 2026.4.24
Event History
Frequently Asked Questions
What is the severity of CVE-2026-53824?
CVE-2026-53824 has a medium severity rating of 6.
How do I fix CVE-2026-53824?
To remediate CVE-2026-53824, update the OpenClaw Mattermost plugin to version 2026.4.24 or later.
What is the main risk associated with CVE-2026-53824?
The main risk is that attackers can exploit the token revocation vulnerability to execute commands with revoked slash tokens during refresh delays.
Which versions of OpenClaw are affected by CVE-2026-53824?
OpenClaw versions prior to 2026.4.24 are affected by CVE-2026-53824.
What components are involved in CVE-2026-53824?
CVE-2026-53824 involves the OpenClaw Mattermost plugin and the OpenClaw Node.js framework.