Mattermost Confluence Plugin has Missing Authorization vulnerability in github.com/mattermost/mattermost-plugin-confluence
Mattermost Confluence Plugin has Missing Authorization vulnerability 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 check the access of the user to the channel which allows attackers to create channel subscription without proper access to the channel via API call to the create channel subscription endpoint.
Mattermost Confluence Plugin has Missing Authorization vulnerability in github.com/mattermost/mattermost-plugin-confluence
Mattermost Confluence Plugin versions < 1.5.0 fail to check the access of the user to the channel which allows attackers to create channel subscription without proper access to the channel via API call to the create channel subscription endpoint.
05 / REFERENCES
Further evidence
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/8xxx/CVE-2025-8285.json
- https://github.com/mattermost/mattermost-plugin-confluence/
- https://mattermost.com/security-updates
- https://nvd.nist.gov/vuln/detail/CVE-2025-8285
- https://github.com/advisories/GHSA-qjrx-j8wm-xf83
- https://github.com/mattermost/mattermost-plugin-confluence
- https://pkg.go.dev/vuln/GO-2025-3868