MEDIUM4.3
GO-2025-4075
Mattermost Server's OAuth 2.0 service is vulnerable to attack through Missing Authorization in github.com/mattermost/mattermost-server
Quick fix
GO-2025-4075 — github.com/mattermost/mattermost-server: upgrade to the fixed version with the command below.
go get github.com/mattermost/mattermost-server@v4.3.3+incompatibleDetails
Mattermost Server's OAuth 2.0 service is vulnerable to attack through Missing Authorization in github.com/mattermost/mattermost-server
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/mattermost/mattermost-server
Introduced in:
0Fixed in: 4.3.3+incompatibleFix
go get github.com/mattermost/mattermost-server@v4.3.3+incompatibleReferences
- https://github.com/advisories/GHSA-hgrp-fgm8-56g8[ADVISORY]
- https://nvd.nist.gov/vuln/detail/CVE-2017-18872[ADVISORY]
- http://github.com/mattermost/mattermost/commit/753386c2b2b06233d8bd977e3db29a4fe18098cb[WEB]
- https://github.com/mattermost/mattermost/commit/8f6bb1570dd234c63de5241eff9fbb268aad358c[WEB]
- https://mattermost.com/security-updates[WEB]