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CVE-2026-6739

MEDIUM · CVSS 6.7 EPSS %0.26

Kaynak: NVD + CISA KEV + EPSS · Yayınlanma: 2026-06-12T17:16:27.290 · Çekilme zamanı: 2026-06-30T12:18:29.011795+00:00

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CVE
CVE-2026-6739
Severity
MEDIUM
CVSS
6.7
EPSS
%0.26

Orijinal NVD Açıklaması

Mattermost versions 11.6.x <= 11.6.1, 11.5.x <= 11.5.4, 10.11.x <= 10.11.15, 10.11.x <= 10.11.16 fail to require system-level permission when patching protected default system roles, which allows authenticated users with delegated user-management permissions to escalate privileges by altering built-in role permissions via the role patch API.. Mattermost Advisory ID: MMSA-2026-00656