AUGUST 4, 2026
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Case File

CVE-2021-47664

MEDIUM · CVSS 5.3 EPSS 0.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-04-24 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. It may be remotely exploitable.

CVE
CVE-2021-47664
Severity
MEDIUM
CVSS
5.3
EPSS
0.39%

Original NVD Description

Due to improper authentication mechanism an unauthenticated remote attacker can enumerate valid usernames.