CVE-2026-39444
MediumCVSS 5.4Summary
PublishPress Series (WordPress plugin) through version 3.1.3 has an authorization bypass through user-controlled key vulnerability, allowing exploitation of incorrectly configured access control security levels.
Risk Assessment
An attacker can manipulate keys to gain access to resources they should not have permissions for, potentially leading to unauthorized actions.
Recommendation
Update PublishPress Series to a version newer than 3.1.3 if available.
Other vulnerabilities in PublishPress Series
See all- CVE-2026-74005Medium
Cross Site Request Forgery (CSRF) vulnerability in PublishPress Series plugin up to version 3.1.3. CSRF attacks can be performed without authentication, allowing forced actions on behalf of a logged-in admin.
- CVE-2026-66630High
The PublishPress Series plugin in versions up to and including 3.1.3 contains an Administrator SQL Injection vulnerability. This enables an administrator-level user to inject malicious SQL code into database queries.
- CVE-2026-66617Medium
Cross Site Scripting (XSS) vulnerability in PublishPress Series plugin up to version 3.1.3, affecting Contributor accounts. It allows injection of malicious JavaScript into publication content, which executes in other users' browsers.
- CVE-2026-27365Medium
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PublishPress PublishPress Series allows Stored XSS. This issue affects PublishPress Series from n/a through 2.17.0.
Original NVD description (English source)
Authorization Bypass Through User-Controlled Key vulnerability in PublishPress PublishPress Series organize-series allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects PublishPress Series: from n/a through 3.1.3.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS