CVE-2026-2463

Unauthorized access to invite ID during team creation

CVSS 4.3 MEDIUMEPSS 0.2%CWE-862

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

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

Ciclo de vida

16 mar 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to filter invite IDs based on user permissions, which allows regular users to bypass access control restrictions and register unauthorized accounts via leaked invite IDs during team creation.. Mattermost Advisory ID: MMSA-2025-00565

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

Productos afectados

Mattermost · Mattermost

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Referencias

https://mattermost.com/security-updates