Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors <= 4.10.1 - Missing Authorization

5.3
Missing Authorization
CVE CVE-2026-25309
CVSS 5.3 (Medium)
Publicly Published March 17, 2026
Last Updated March 27, 2026
Researcher Md. Moniruzzaman Prodhan (NomanProdhan) - Knight Squad

Description

The Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 4.10.1. This makes it possible for unauthenticated attackers to perform an unauthorized action.

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Vulnerability Details for Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors

Software Type Plugin
Software Slug publishpress-authors (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.11.0, or a newer patched version
Affected Version
  • <= 4.10.1
Patched Version
  • 4.11.0

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