GO-2025-4198

vendorUSosv

Mattermost Server has low entropy for authorization data as an OAuth 2.0 Service Provider in github.com/mattermost/mattermost-server

view advisory published 2025-12-08Licence: per source

Mattermost Server has low entropy for authorization data as an OAuth 2.0 Service Provider in github.com/mattermost/mattermost-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2017-18883UScritical9.1—
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2, when serving as an OAuth 2.0 Service Provider. There is low entropy for authorization data.
02

references

External citations — patches, advisories, analysis.

scry

Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.

Free scan