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 has Missing Authorization vulnerability in github.com/mattermost/mattermost-plugin-confluence
Mattermost Confluence Plugin versions < 1.5.0 fail to check user access to Confluence spaces, which allows attackers to edit subscriptions for Confluence spaces that users do not have access to through the edit subscription endpoint.
Mattermost Confluence Plugin version <1.5.0 fails to check the access of the user to the Confluence space which allows attackers to edit a subscription for a Confluence space the user does not have access for via edit subscription endpoint.
05 / REFERENCES
Further evidence
- https://github.com/advisories/GHSA-cmpr-8prq-w5p5
- https://mattermost.com/security-updates
- https://nvd.nist.gov/vuln/detail/CVE-2025-48731
- https://github.com/mattermost/mattermost-plugin-confluence
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/48xxx/CVE-2025-48731.json
- https://github.com/mattermost/mattermost-plugin-confluence/