GitHub Advisoryadvisory · Go
GHSA-c253-8hr4-r8v9 Mattermost Server exposes private team invite ID
MEDIUM
Official page ↗
- Aliases
- CVE-2017-18901
- Ecosystem
- Go
- Packages
- github.com/mattermost/mattermost-server
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-200
- Reviewed
- 2026-01-12
Affected packages
• Go github.com/mattermost/mattermost-server: < 3.10.3 → fixed in 3.10.3
• Go github.com/mattermost/mattermost-server: >= 4.0.0, < 4.0.4 → fixed in 4.0.4
Description
An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. It allows attackers to discover a team invite ID by requesting a JSON document.
Related
Alias · CVE (1)
- CVE-2017-18901 An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. vulnerability
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- https://nvd.nist.gov/vuln/detail/CVE-2017-18901 advisory
- https://github.com/mattermost/mattermost/commit/5e822a7d09214d5446d54e02a0611df8e64f3aa5 web
- https://github.com/mattermost/mattermost/commit/638c38cc0d2296335a0fbd5bde8b6d2cbf9f9062 web
- https://github.com/mattermost/mattermost/commit/a78ed923f1c73ae5551893374fb9803ee2f4c8e6 web
- https://github.com/mattermost/mattermost package
- https://mattermost.com/security-updates web