CVE-2024-40886

MEDIUM

Mattermost <9.9.1, <9.5.7, <9.10.0, <9.8.2 - Path Traversal

Title source: llm

Description

Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to sanitize user inputs in the frontend that are used for redirection which allows for a one-click client-side path traversal that is leading to CSRF in User Management page of the system console.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 4.6

EPSS 0.0018

EPSS Percentile 39.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-352

Status published

Products (2)

mattermost/mattermost 9.5.0 - 9.5.8

mattermost/mattermost 9.9.0 - 9.9.2Go

Published Aug 22, 2024

Tracked Since Feb 18, 2026