CVE-2025-27715

Published Mar 21, 2025

Last updated 8 days ago

Overview

Description
Mattermost versions 9.11.x <= 9.11.8 fail to prompt for explicit approval before adding a team admin to a private channel, which team admins to joining private channels via crafted permalink links without explicit consent from them.
Source
responsibledisclosure@mattermost.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
2.7
Impact score
1.4
Exploitability score
1.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Severity
LOW

Weaknesses

responsibledisclosure@mattermost.com
CWE-863
nvd@nist.gov
CWE-863

Social media

Hype score
Not currently trending

Configurations