CVE-2025-44001

MEDIUM

Mattermost Confluence Plugin < 1.5.0 - Missing Authorization via Get Channel Subscriptions API

Title source: llm

Description

Mattermost Confluence Plugin version <1.5.0 fails to check the access of the user to the channel which allows attackers to get channel subscription details without proper access to the channel via API call to the Get Channel Subscriptions details endpoint.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 4.0

EPSS 0.0005

EPSS Percentile 15.8%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-862

Status published

Products (2)

mattermost/confluence < 1.5.0

mattermost/mattermost-plugin-confluence 0 - 1.5.0Go

Published Aug 11, 2025

Tracked Since Feb 18, 2026