CVE-2023-45847

MEDIUM

Mattermost < 7.8.14 - Denial of Service via Playbooks Checklist Title Length

Title source: llm
STIX 2.1

Description

Mattermost fails to to check the length when setting the title in a run checklist in Playbooks, allowing an attacker to send a specially crafted request and crash the Playbooks plugin

References (1)

Core 1
Core References
Issue Tracking, Vendor Advisory
https://mattermost.com/security-updates

Scores

CVSS v3 4.3
EPSS 0.0013
EPSS Percentile 31.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/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 (1)
mattermost/mattermost_server < 7.8.14
Published Dec 12, 2023
Tracked Since Feb 18, 2026