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Case File

CVE-2017-18911

CRITICAL · CVSS 9.1 EPSS 0.66%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-06-19 · Last synced 2026-08-04

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CVE
CVE-2017-18911
Severity
CRITICAL
CVSS
9.1
EPSS
0.66%

Original NVD Description

An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. The X.509 certificate validation can be skipped for a TLS-based e-mail server.