CyberRota
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CVE-2026-6346

HIGH · CVSS 8.7 EPSS 0.29%

Source: NVD + CISA KEV + EPSS · Published: 2026-05-18 · Last synced: 2026-06-17

CyberRota Analysis

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CVE
CVE-2026-6346
Severity
HIGH
CVSS
8.7
EPSS
0.29%

Original NVD Description

Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 fail to sanitize sensitive configuration fields before including them in support packet generation, which allows a Mattermost System Admin or any party with access to a support packet to obtain sensitive credentials in plaintext via downloading a support packet from the System Console.. Mattermost Advisory ID: MMSA-2026-00607