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x/vulndb: potential Go vuln in github.com/mattermost/mattermost-server: GHSA-h469-4fcf-p23h #3911

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x/vulndb: potential Go vuln in github.com/mattermost/mattermost-server: GHSA-h469-4fcf-p23h#3911
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@GoVulnBot
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opened on Aug 22, 2025

Advisory GHSA-h469-4fcf-p23h references a vulnerability in the following Go modules:

Module
github.com/mattermost/mattermost-server

Description:
Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.0, 10.9.x <= 10.9.3 fail to validate import data which allows a system admin to crash the server via the bulk import feature.

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
      non_go_versions:
        - introduced: TODO (earliest fixed "9.11.18", vuln range ">= 9.11.0, <= 9.11.17")
        - introduced: TODO (earliest fixed "10.10.1", vuln range "= 10.10.0")
        - introduced: TODO (earliest fixed "10.9.4", vuln range ">= 10.9.0, <= 10.9.3")
        - introduced: TODO (earliest fixed "10.5.9", vuln range ">= 10.5.0, <= 10.5.8")
        - introduced: TODO (earliest fixed "10.8.4", vuln range ">= 10.8.0, <= 10.8.3")
        - fixed: 8.0.0-20250708173752-d6b35c41f0ae5
      vulnerable_at: 10.11.2+incompatible
summary: Mattermost has Potential Server Crash due to Unvalidated Import Data in github.com/mattermost/mattermost-server
cves:
    - CVE-2025-8402
ghsas:
    - GHSA-h469-4fcf-p23h
references:
    - advisory: https://github.com/advisories/GHSA-h469-4fcf-p23h
    - advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-8402
    - web: https://mattermost.com/security-updates
notes:
    - fix: 'module merge error: could not merge versions of module github.com/mattermost/mattermost-server: invalid or non-canonical semver version (found TODO (earliest fixed "9.11.18", vuln range ">= 9.11.0, <= 9.11.17"))'
source:
    id: GHSA-h469-4fcf-p23h
    created: 2025-08-22T18:01:32.642805595Z
review_status: UNREVIEWED

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