Description
An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. The Markdown library allows catastrophic backtracking.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://mattermost.com/security-updates/
Scores
CVSS v3
7.5
EPSS
0.0039
EPSS Percentile
60.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (2)
mattermost/mattermost_server
5.9.0 rc1 (4 CPE variants)
mattermost/mattermost_server
< 4.10.8
Published
Jun 19, 2020
Tracked Since
Feb 18, 2026