Vulnerability Description
Mjolnir is a moderation tool for Matrix. Mjolnir v1.9.0 responds to management commands from any room the bot is member of. This can allow users who aren't operators of the bot to use the bot's functions, including server administration components if enabled. Version 1.9.1 reverts the feature that introduced the bug, and version 1.9.2 reintroduces the feature safely. Downgrading to version 1.8.3 is recommended if upgrading to 1.9.1 or higher isn't possible.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/matrix-org/mjolnir/commit/b437fa16b5425985715df861987c836affd
- https://github.com/matrix-org/mjolnir/commit/d0ef527a9e3eb45e17143d5295a64b775cc
- https://github.com/matrix-org/mjolnir/security/advisories/GHSA-3jq6-xc85-m394
FAQ
What is CVE-2025-24024?
CVE-2025-24024 is a vulnerability with a CVSS score of 9.1 (CRITICAL). Mjolnir is a moderation tool for Matrix. Mjolnir v1.9.0 responds to management commands from any room the bot is member of. This can allow users who aren't operators of the bot to use the bot's functi...
How severe is CVE-2025-24024?
CVE-2025-24024 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-24024?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.