Description
An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to add DEBUG lines to the logs via a REST API version 3 logging endpoint.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://mattermost.com/security-updates/
Scores
CVSS v3
5.3
EPSS
0.0019
EPSS Percentile
41.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-732
Status
published
Products (3)
mattermost/mattermost-server
4.1.0 - 4.1.1Go
mattermost/mattermost_server
4.2.0 rc1 (4 CPE variants)
mattermost/mattermost_server
< 4.0.5
Published
Jun 19, 2020
Tracked Since
Feb 18, 2026