CVE-2025-27146
Matrix IRC Bridge allows IRC command injection to own puppeted user
2.7
LOW
CVSS 3.1
EPSS 0.75%
Description
### Impact The matrix-appservice-irc bridge up to version 3.0.3 contains a vulnerability which can lead to arbitrary IRC command execution as the puppeted user. The attacker can only inject commands executed as their own IRC user. ### Patches The vulnerability has been patched in matrix-appservice-irc version 3.0.4. ### For more information If you have any questions or comments about this advisory, please email us at [security at matrix.org](mailto:[email protected]).
How to fix CVE-2025-27146
To remediate CVE-2025-27146, upgrade the affected package to a fixed version below.
- —upgrade to 3.0.4 or later
Is CVE-2025-27146 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.0.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N |