Low severity2.2NVD Advisory· Published Jul 18, 2025· Updated Jun 17, 2026
CVE-2025-6227
CVE-2025-6227
Description
Mattermost versions 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to negotiate a new token when accepting the invite which allows a user that intercepts both invite and password to send synchronization payloads to the server that originally created the invite via the REST API.
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-serverGo | >= 10.5.0, < 10.5.8 | 10.5.8 |
github.com/mattermost/mattermost-serverGo | >= 9.11.0, < 9.11.17 | 9.11.17 |
github.com/mattermost/mattermost/server/v8Go | < 8.0.0-20250612074655-8f8612c63783 | 8.0.0-20250612074655-8f8612c63783 |
Affected products
510.5.0+ 1 more
- (no CPE)range: 10.5.0
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: >=9.11.0,<9.11.17
- ghsa-coords3 versionspkg:golang/github.com/mattermost/mattermost-serverpkg:golang/github.com/mattermost/mattermost/server/v8pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Tumbleweed
>= 10.5.0, < 10.5.8+ 2 more
- (no CPE)range: >= 10.5.0, < 10.5.8
- (no CPE)range: < 8.0.0-20250612074655-8f8612c63783
- (no CPE)range: < 0.0.20250730T213748-1.1
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-4fwj-8595-wp25ghsaADVISORY
- mattermost.com/security-updatesnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2025-6227ghsaADVISORY
- github.com/mattermost/mattermost/commit/fbf105f6ef8f6cd5a89f859f09a2d1216cd81c05ghsaWEB
News mentions
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