AUGUST 4, 2026
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Case File

CVE-2021-4450

HIGH · CVSS 8.8 EPSS 0.48%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-10-16 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It affects WordPress. It involves a SQL injection risk. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-4450
Severity
HIGH
CVSS
8.8
EPSS
0.48%
WordPress

Original NVD Description

The Post Grid plugin for WordPress is vulnerable to blind SQL Injection via post metadata in versions up to, and including, 2.1.12 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers with contributor-level permissions and above to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Related CVEs

Other vulnerabilities affecting the same vendor(s)