OCTOBER 4, 2026
Live Feed
Back to database
Case File

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

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. See the original NVD description below for full technical details.

CVE
CVE-2017-18883
Severity
CRITICAL
CVSS
9.1
EPSS
1.13%

Original 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)