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x/vulndb: potential Go vuln in github.com/mattermost/mattermost-server: GHSA-7cr3-38jm-6p45 #4031

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x/vulndb: potential Go vuln in github.com/mattermost/mattermost-server: GHSA-7cr3-38jm-6p45#4031
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@GoVulnBot
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opened on Oct 16, 2025

Advisory GHSA-7cr3-38jm-6p45 references a vulnerability in the following Go modules:

Module
github.com/mattermost/mattermost-server

Description:
Mattermost versions 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to properly validate guest user permissions when accessing channel information which allows guest users to discover active public channels and their metadata via the /api/v4/teams/{team_id}/channels/ids endpoint

References:

Cross references:

See doc/quickstart.md for instructions on how to triage this report.

id: GO-ID-PENDING
modules:
    - module: github.com/mattermost/mattermost-server
      versions:
        - introduced: 10.5.0+incompatible
        - fixed: 10.5.11+incompatible
        - introduced: 10.11.0+incompatible
        - fixed: 10.11.3+incompatible
      non_go_versions:
        - fixed: 8.0.0-20250822090405-e8c7e7d0252b
      vulnerable_at: 10.11.2+incompatible
summary: Mattermost has a Missing Authorization vulnerability in github.com/mattermost/mattermost-server
cves:
    - CVE-2025-41443
ghsas:
    - GHSA-7cr3-38jm-6p45
references:
    - advisory: https://github.com/advisories/GHSA-7cr3-38jm-6p45
    - advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-41443
    - fix: https://github.com/mattermost/mattermost/commit/e8c7e7d0252bbf1e098aae4a5ea05d945afd7e70
    - fix: https://github.com/mattermost/mattermost/pull/31327
    - fix: https://github.com/mattermost/mattermost/pull/33778
    - web: https://mattermost.com/security-updates
source:
    id: GHSA-7cr3-38jm-6p45
    created: 2025-10-16T21:01:29.714005854Z
review_status: UNREVIEWED

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