CVEvulnerability

CVE-2026-3116

4.9 MEDIUM Published 2026-03-26 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-03-26
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.9 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-400

Description

Mattermost Plugins versions <=11.4 11.0.4 11.1.3 11.3.2 10.11.11.0 fail to validate incoming request size which allows an authenticated attacker to cause service disruption via the webhook endpoint. Mattermost Advisory ID: MMSA-2026-00589

Affected configurations

• mattermost mattermost server (>= 10.11.0 < 10.11.12) • mattermost mattermost server (>= 11.2.0 < 11.2.4) • mattermost mattermost server (>= 11.3.0 < 11.3.2) • mattermost mattermost server (>= 11.4.0 < 11.4.1)

Related

Weakness · CWE (1)

  • CWE-400 Uncontrolled Resource Consumption weakness

References