CVSS 3.1
5.9 mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2025-53514
Medium (5.9) in mattermost confluence. EPSS 0.3% chance of exploitation in the next 30 days. Fixed in github.com/mattermost/mattermost-plugin-confluence 1.5.0.
Mattermost Confluence Plugin version <1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to server webhook endpoint with an invalid request body.
Severity
- EPSS
- 0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-31)
- CWE
- CWE-754
- Published
- Modified
- Record from
- the NVD, synced
Affected
- mattermost:confluence
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-w92j-c6gr-hj8r | Go | github.com/mattermost/mattermost-plugin-confluence | <1.5.0 | 1.5.0 |
| GO-2025-3871 | Go | github.com/mattermost/mattermost-plugin-confluence | <1.5.0 | 1.5.0 |