CVE-2026-42639 CRITICAL

CVE-2026-42639: WordPress GD Rating System plugin <= 3.6.2 - SQL Injection vulnerability

Vendor Dev4Press

Product GD Rating System

Weakness CWE-89 · SQLi

Published June 15, 2026

Last update June 16, 2026

View on NVD All CVEs

CVSS base score

9.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

What the vulnerability does

01Description

Unauthenticated SQL Injection in GD Rating System <= 3.6.2 versions.

Explanation of Vulnerability in Simple Terms

02Summary

GD Rating System versions up to 3.6.2 contain a SQL injection vulnerability that allows unauthenticated attackers to read sensitive database information without user interaction. The vulnerability exists in how the plugin processes user input in database queries. An attacker can extract data including user credentials and site configuration details. Update to a version newer than 3.6.2 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the site's database, including user information and credentials.

Potential impact on your site

04Site Impact

User passwords, email addresses, and other database records can be exposed to attackers.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

June 16, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-42639 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/89.html AskarLabs — CWE-89 write-up SQL Injection

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