CVE-2026-42708
HighCVSS 7.6Summary
The WP Post Author plugin by AF themes contains a blind SQL injection vulnerability. The issue affects versions up to and including 4.0.0.
Risk Assessment
The vulnerability could allow an attacker to manipulate database queries, potentially leading to unauthorized data access.
Recommendation
Update the WP Post Author plugin to the latest version that includes the security fix.
Other vulnerabilities in WP Post Author
See all- CVE-2026-11977Medium
The WP Post Author plugin for WordPress is vulnerable to generic SQL Injection via the 'wpma_metabox_authors_list' parameter in all versions up to and including 3.9.1. Authenticated attackers with author-level access can append additional SQL queries to extract sensitive information from the database. Exploitation is a two-step chain involving saving a crafted guest-author token and triggering the injection when an admin loads the post list screen.
- CVE-2026-57643High
The WP Post Author plugin version 3.9.1 and earlier contains a SQL injection vulnerability in the Contributor function. This allows an attacker to manipulate database queries.
Original NVD description (English source)
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in AF themes WP Post Author wp-post-author allows Blind SQL Injection.This issue affects WP Post Author: from n/a through 4.0.0.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS