AUGUST 4, 2026
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Case File

CVE-2021-43931

CRITICAL · CVSS 9.8 EPSS 1.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-12-06 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-43931
Severity
CRITICAL
CVSS
9.8
EPSS
1.39%

Original NVD Description

The authentication algorithm of the WebHMI portal is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error.