What is GHSA-4fwj-8595-wp25?

GHSA-4fwj-8595-wp25 is a security advisory published by GitHub Security Advisories with Low severity. Mattermost has Insufficiently Protected Credentials

Which CVE IDs does GHSA-4fwj-8595-wp25 cover?

GHSA-4fwj-8595-wp25 covers the following CVE IDs: CVE-2025-6227. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4fwj-8595-wp25?

GHSA-4fwj-8595-wp25 has a CVSS v3 base score of 2.2, published by GitHub Security Advisories.

Which products are affected by GHSA-4fwj-8595-wp25?

GHSA-4fwj-8595-wp25 affects 3 products, including: go/github.com/mattermost/mattermost-server:\u003e= 10.5.0, \u003c 10.5.8; go/github.com/mattermost/mattermost-server:\u003e= 9.11.0, \u003c 9.11.17; go/github.com/mattermost/mattermost/server/v8:\u003c 8.0.0-20250612074655-8f8612c63783.

GHSA-4fwj-8595-wp25LowCVSS 2.2

Mattermost has Insufficiently Protected Credentials

Vendor

GitHub Security Advisories

Published

July 18, 2025

Last Modified

July 21, 2025

🔗 CVE IDs covered (1)

CVE-2025-6227 →

📋 Description

Mattermost versions 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to negotiate a new token when accepting the invite which allows a user that intercepts both invite and password to send synchronization payloads to the server that originally created the invite via the REST API.

🎯 Affected products3

go/github.com/mattermost/mattermost-server:>= 10.5.0, < 10.5.8
go/github.com/mattermost/mattermost-server:>= 9.11.0, < 9.11.17
go/github.com/mattermost/mattermost/server/v8:< 8.0.0-20250612074655-8f8612c63783

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-6227
https://mattermost.com/security-updates
https://github.com/mattermost/mattermost/commit/fbf105f6ef8f6cd5a89f859f09a2d1216cd81c05
https://github.com/advisories/GHSA-4fwj-8595-wp25