Mattermost improperly allows team administrators to modify team invites in github.com/mattermost/mattermost-server
Mattermost improperly allows team administrators to modify team invites in github.com/mattermost/mattermost-server
02 / AFFECTED SOFTWARE
Affected packages
59 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Mattermost improperly allows team administrators to modify team invites in github.com/mattermost/mattermost-server
Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to properly validate permissions when changing team privacy settings, allowing team administrators without the 'invite user' permission to access and modify team invite IDs via the /api/v4/teams/:teamId/privacy endpoint.
Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to properly validate permissions when changing team privacy settings, allowing team administrators without the 'invite user' permission to access and modify team invite IDs via the /api/v4/teams/:teamId/privacy endpoint.
05 / REFERENCES
Further evidence
- https://github.com/advisories/GHSA-4mmr-2w8p-whcr
- https://github.com/mattermost/mattermost/commit/02c76784380acb6802601bd24c205553b9a5a1be
- https://mattermost.com/security-updates
- https://nvd.nist.gov/vuln/detail/CVE-2025-3913
- https://github.com/mattermost/mattermost
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/3xxx/CVE-2025-3913.json