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x/vulndb: potential Go vuln in github.com/mattermost/mattermost-server: GHSA-wvjg-33p9-938h #4204

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x/vulndb: potential Go vuln in github.com/mattermost/mattermost-server: GHSA-wvjg-33p9-938h#4204
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opened on Dec 5, 2025

Advisory GHSA-wvjg-33p9-938h references a vulnerability in the following Go modules:

Module
github.com/mattermost/mattermost-server

Description:
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows a bypass of restrictions on use of slash commands.

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:
        - fixed: 4.1.2+incompatible
        - introduced: 4.2.0-rc1+incompatible
        - fixed: 4.2.1+incompatible
        - introduced: 4.3.0-rc1+incompatible
        - fixed: 4.3.0+incompatible
      vulnerable_at: 4.3.0-rc4+incompatible
summary: Mattermost Server does not properly restrict use of slash commands in github.com/mattermost/mattermost-server
cves:
    - CVE-2017-18886
ghsas:
    - GHSA-wvjg-33p9-938h
references:
    - advisory: https://github.com/advisories/GHSA-wvjg-33p9-938h
    - advisory: https://nvd.nist.gov/vuln/detail/CVE-2017-18886
    - web: https://mattermost.com/security-updates
source:
    id: GHSA-wvjg-33p9-938h
    created: 2025-12-05T22:01:19.117020168Z
review_status: UNREVIEWED

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