CVE-2025-12756

Insecure Direct Object Reference in Mattermost Boards Plugin Enables Unauthorised Comment Deletion

CVSS 4.3 MEDIUMEPSS 0.2%CWE-863

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 4.3EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

01 dic 2025Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to validate user permissions when deleting comments in Boards, which allows an authenticated user with the editor role to delete comments created by other users.

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

Productos afectados

Mattermost · Mattermost

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Referencias

https://mattermost.com/security-updates