CVE-2025-49221

Unauthenticated Access to Channel Subscription in Mattermost Confluence Plugin

State: Published
Severity: 3.7 Low
Published: Aug 11, 2025
Updated: Aug 11, 2025
Reserved: Jul 28, 2025

Description

Mattermost Confluence Plugin version <1.5.0 fails to enforce authentication of the user to the Mattermost instance which allows unauthenticated attackers to access subscription details without via API call to GET subscription endpoint.

Scores

CVSS	Score	Vector	Source
3.1	3.7 Low	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N	Mattermost

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
Mattermost Confluence PluginMattermost	before 1.5.0Affected 1.5.0Not affected

References

https://mattermost.com/security-updates

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.