CVE Tools

Github.com/mattermost/mattermost-server/v6

47 CVEs tracked. None of them is in CISA KEV.

This hub aggregates every CVE we track for Github.com/mattermost/mattermost-server/v6, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.

Github.com/mattermost/mattermost-server/v6 CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Github.com/mattermost/mattermost-server/v6 CVEs per month
MonthCVEs
2024-100
2024-110
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-086
2025-090
2025-100
2025-112
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-070
2026-080
2026-090

Severity

How the 47 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • High24%
  • Medium3574%
  • Low1021%

Latest CVEs

The 15 most recently published vulnerabilities affecting Github.com/mattermost/mattermost-server/v6.

  1. CVE-2025-11776Guest user can discover archived public channels4.3
  2. CVE-2025-11777Cross-team channel membership access3.1
  3. CVE-2025-8402Nil pointer dereference in bulk import crashes server4.9
  4. CVE-2025-47870Team invite ID leaked to team admin with no member invite privileges4.3
  5. CVE-2025-49222Mattermost Shared Channel Upload Type Validation Bypass6.8
  6. CVE-2025-8023Path Traversal in Template Upload Allows Uploading Files Outside Target Directory6.8
  7. CVE-2025-53971Channel and Team Membership APIs inadvertently allow loss of Member privileges.3.8
  8. CVE-2025-36530Import Path Traversal Enables Unauthorized Unsigned Plugin Installation6.8
  9. CVE-2024-39837Malicious remote can create arbitrary channels3.8
  10. CVE-2024-28053Resource Exhaustion via the Invitation Feature3.1
  11. CVE-2023-47858Details of archived public channels are leaked to members of another team4.3
  12. CVE-2023-48732Keywords that trigger mentions are leaked to other users4.3
  13. CVE-2023-6459Public endpoint /metrics of Calls plugin reveals channel IDs5.3
  14. CVE-2023-6458Client side path traversal due to lack of route parameters validation7.1
  15. CVE-2023-47168Open redirect in /oauth/<service>/mobile_login?redirect_to=4.3

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