CVE-2017-18883

CRITICAL · CVSS 9.1 EPSS 1.13%

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

Field Assessment

AI analysis pending.

CVE

CVE-2017-18883

Severity

CRITICAL

CVSS

9.1

EPSS

1.13%

Original Filing — NVD Description

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2, when serving as an OAuth 2.0 Service Provider. There is low entropy for authorization data.