Unauthenticated Channel Subscription Edit in Mattermost Confluence Plugin_CVE-2025-54478

7.2 / 10

HIGH

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

Description

Mattermost Confluence Plugin version <1.5.0 fails to enforce authentication of the user to the Mattermost instance which allows unauthenticated attackers to edit channel subscriptions via API call to the edit channel subscription endpoint.

Basic Information

ID CVE-2025-54478

Source Mattermost

Published Aug 11, 2025 at 18:57

Modified Aug 11, 2025 at 19:40

Affected Product

Vendor Mattermost

Product Mattermost Confluence Plugin

Affected Versions Mattermost Mattermost Confluence Plugin 0

CWE Classification

CWE-306

References

mattermost.com /security-updates

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    "published": "2025-08-11T18:57:06.088Z",
    "modified": "2025-08-11T19:40:33.338Z",
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