CVE-2026-42708 PUBLISHED

WordPress WP Post Author plugin <= 4.0.0 - SQL Injection vulnerability

Assigner: Patchstack
Reserved: 29.04.2026 Published: 07.10.2026 Updated: 07.10.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
CVSS Score: 7.6

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	High	Integrity Impact	None
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	AF themes
Product	WP Post Author
Versions	Default: unaffected affected from 0 to 4.0.0 (incl.)

Solutions

Update the WordPress WP Post Author plugin to the latest available version (at least 4.0.1).

Credits

Ananda Dhakal (Patchstack) finder

References

https://patchstack.com/database/wordpress/plugin/wp-post-author/vulnerability/wordpress-wp-post-author-plugin-4-0-0-sql-injection-vulnerability?_s_id=cve

Problem Types

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') CWE

Impacts

Blind SQL Injection