CVE-2024-47003

LOW

Mattermost 9.5.0-9.5.8 and 9.11.0 - Denial of Service via Permalink Post Message Validation Bypass

Title source: llm

Description

Mattermost versions 9.11.x <= 9.11.0 and 9.5.x <= 9.5.8 fail to validate that the message of the permalink post is a string, which allows an attacker to send a non-string value as the message of a permalink post and crash the frontend.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 3.1

EPSS 0.0048

EPSS Percentile 65.5%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-400

Status published

Products (3)

mattermost/mattermost 0 - 8.0.0-20240806094731-69a8b3df0f9fGo

mattermost/mattermost_server 9.11.0 (4 CPE variants)

mattermost/mattermost_server 9.5.0 - 9.5.9

Published Sep 26, 2024

Tracked Since Feb 18, 2026