AUGUST 4, 2026
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Case File

CVE-2021-4374

CRITICAL · CVSS 9.1 EPSS 16.41%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-06-07 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. It affects WordPress. Its EPSS score suggests a 16.4% probability of exploitation in the next 30 days. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-4374
Severity
CRITICAL
CVSS
9.1
EPSS
16.41%
WordPress

Original NVD Description

The WordPress Automatic Plugin for WordPress is vulnerable to arbitrary options updates in versions up to, and including, 3.53.2. This is due to missing authorization and option validation in the process_form.php file. This makes it possible for unauthenticated attackers to arbitrarily update the settings of a vulnerable site and ultimately compromise the entire site.

Related CVEs

Other vulnerabilities affecting the same vendor(s)