CVEvulnerability

CVE-2025-13870

4.3 MEDIUM Published 2025-12-02 Modified 2026-10-18 Official page ↗
Status
Analyzed
Published
2025-12-02
Last modified
2026-10-18
Assigner
[email protected]
CVSS 3.1 ([email protected])
3.1 LOW — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weaknesses
CWE-306

Description

Mattermost versions 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to validate the user permission when accessing the files and subscribing to the block in Boards, which allows an authenticated user to access other board files and was able to subscribe to the block from other boards that the user does not have access to

Affected configurations

• mattermost mattermost server (>= 10.5.0 < 10.5.13) • mattermost mattermost server (>= 10.11.0 < 10.11.5)

Related

Weakness · CWE (1)

  • CWE-306 Missing Authentication for Critical Functionality weakness

References