Mattermost Confluence Plugin has Improper Validation of Specified Type of Input in github.com/mattermost/mattermost-plugin-confluence
Mattermost Confluence Plugin has Improper Validation of Specified Type of Input in github.com/mattermost/mattermost-plugin-confluence
02 / AFFECTED SOFTWARE
Affected packages
10 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Mattermost Confluence Plugin version <1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to create channel subscription endpoint with an invalid request body.
Mattermost Confluence Plugin has Improper Validation of Specified Type of Input in github.com/mattermost/mattermost-plugin-confluence
Mattermost Confluence Plugin versions < 1.5.0 fail to handle unexpected request bodies, allowing attackers to crash the plugin via constant hits to the create channel subscription endpoint with an invalid request body.
05 / REFERENCES
Further evidence
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54525.json
- https://github.com/mattermost/mattermost-plugin-confluence/
- https://mattermost.com/security-updates
- https://nvd.nist.gov/vuln/detail/CVE-2025-54525
- https://github.com/advisories/GHSA-3cg3-3mmr-w8hj
- https://github.com/mattermost/mattermost-plugin-confluence