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x/vulndb: potential Go vuln in github.com/mattermost/mattermost/server/v8: GHSA-qx3f-6vq3-8j8m #3977

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x/vulndb: potential Go vuln in github.com/mattermost/mattermost/server/v8: GHSA-qx3f-6vq3-8j8m#3977
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@GoVulnBot
GoVulnBot
opened on Sep 20, 2025

Advisory GHSA-qx3f-6vq3-8j8m references a vulnerability in the following Go modules:

Module
github.com/mattermost/mattermost-server
github.com/mattermost/mattermost-server/v5
github.com/mattermost/mattermost-server/v6
github.com/mattermost/mattermost/server/v8

Description:
Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to validate import directory path configuration which allows admin users to execute arbitrary code via malicious plugin upload to prepackaged plugins directory

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: 9.11.0+incompatible
        - fixed: 9.11.18+incompatible
        - introduced: 10.5.0+incompatible
        - fixed: 10.5.9+incompatible
        - introduced: 10.8.0+incompatible
        - fixed: 10.8.4+incompatible
        - introduced: 10.9.0+incompatible
        - fixed: 10.9.4+incompatible
        - introduced: 10.10.0+incompatible
        - fixed: 10.10.2+incompatible
      vulnerable_at: 10.10.2-rc4+incompatible
    - module: github.com/mattermost/mattermost-server/v5
      vulnerable_at: 5.39.3
    - module: github.com/mattermost/mattermost-server/v6
      vulnerable_at: 6.7.2
    - module: github.com/mattermost/mattermost/server/v8
      versions:
        - fixed: 8.0.0-20250707221302-a8fa77f107ef
summary: Mattermost Path Traversal vulnerability in github.com/mattermost/mattermost-server
cves:
    - CVE-2025-9079
ghsas:
    - GHSA-qx3f-6vq3-8j8m
references:
    - advisory: https://github.com/advisories/GHSA-qx3f-6vq3-8j8m
    - advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-9079
    - fix: https://github.com/mattermost/mattermost/commit/047a2c64071749367fe02d2162f6103a3d31a883
    - fix: https://github.com/mattermost/mattermost/commit/439464883aa16a329c23cd6274c4cca7e88e238f
    - fix: https://github.com/mattermost/mattermost/commit/4ff68eea0a3f3777032d31a1a82f4b1fb492a1ac
    - fix: https://github.com/mattermost/mattermost/commit/96665b9b98a17534fcd515982a2eb26950581e41
    - fix: https://github.com/mattermost/mattermost/commit/a8fa77f107efe83f09a779f8e67cbecf236b0032
    - fix: https://github.com/mattermost/mattermost/commit/b38e2eccda182212a8032539658723c7d87e0b7e
    - web: https://mattermost.com/security-updates
notes:
    - fix: 'github.com/mattermost/mattermost/server/v8: could not add vulnerable_at: could not find tagged version between introduced and fixed'
source:
    id: GHSA-qx3f-6vq3-8j8m
    created: 2025-09-20T00:05:08.785992999Z
review_status: UNREVIEWED

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