High severityNVD Advisory· Published Oct 16, 2025· Updated Feb 26, 2026
Arbitrary Mattermost Team can be joined by manipulating the OAuth state
CVE-2025-58073
Description
Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the OAuth state.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost/server/v8Go | < 8.0.0-20250807174701-e14175eb6539 | 8.0.0-20250807174701-e14175eb6539 |
github.com/mattermost/mattermost-serverGo | >= 10.11.0, < 10.11.2 | 10.11.2 |
github.com/mattermost/mattermost-serverGo | >= 10.10.0, < 10.10.3 | 10.10.3 |
github.com/mattermost/mattermost-serverGo | >= 10.5.0, < 10.5.11 | 10.5.11 |
Affected products
4- ghsa-coords3 versionspkg:golang/github.com/mattermost/mattermost-serverpkg:golang/github.com/mattermost/mattermost/server/v8pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Tumbleweed
>= 10.11.0, < 10.11.2+ 2 more
- (no CPE)range: >= 10.11.0, < 10.11.2
- (no CPE)range: < 8.0.0-20250807174701-e14175eb6539
- (no CPE)range: < 0.0.20251105T184115-1.1
- Range: 10.11.0
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-6q7m-p8cc-998rghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-58073ghsaADVISORY
- github.com/mattermost/mattermost/commit/2096f975b2c0ebe95fb1078c3b1a527da574796dghsaWEB
- github.com/mattermost/mattermost/commit/39bd251fe4f66b7e847fc6d653221886347ff160ghsaWEB
- github.com/mattermost/mattermost/commit/e14175eb65393bebc16dbb68a8105b3094b0f0ddghsaWEB
- mattermost.com/security-updatesghsaWEB
News mentions
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