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CVE-2026-6850

MEDIUM · CVSS 6.5

Kaynak: NVD + CISA KEV + EPSS · Yayınlanma: 2026-07-13T09:16:24.890 · Çekilme zamanı: 2026-07-13T12:06:40.817213+00:00

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Detaylı analiz gerekiyor.

CVE
CVE-2026-6850
Severity
MEDIUM
CVSS
6.5
EPSS
Yok

Orijinal NVD Açıklaması

Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to validate the length and content of message attachment field values, which allows an authenticated attacker to cause a denial of service for all users in a channel via a post containing a specially crafted payload that triggers catastrophic backtracking in the client-side markdown parser.. Mattermost Advisory ID: MMSA-2026-00658