AUGUST 4, 2026
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Case File

CVE-2021-4457

CRITICAL · CVSS 9.1 EPSS 0.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-06-25 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-4457
Severity
CRITICAL
CVSS
9.1
EPSS
0.38%

Original NVD Description

The ZoomSounds plugin before 6.05 contains a PHP file allowing unauthenticated users to upload an arbitrary file anywhere on the web server.

Related CVEs

Other vulnerabilities affecting the same vendor(s)