Authorization Bypass in PublishPress Series Plugin by PublishPress
CVE-2026-39444

5.4MEDIUM

Key Information:

Vendor

WordPress
Status
PublisHPress Series
Vendor
CVE Published:
2 October 2026

What is CVE-2026-39444?

An authorization bypass vulnerability exists in the PublishPress Series plugin that allows unauthorized users to exploit incorrectly configured access control security levels. This flaw could enable an attacker to gain unauthorized access to sensitive functionalities, compromising the integrity of user permissions. The issue affects all versions from n/a to 3.1.3, highlighting the need for vigilance and prompt action by site administrators.

Affected Version(s)

PublishPress Series 0 <= 3.1.3

References

https://patchstack.com/database/wordpress/plugin/organize...
vdb-entry

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

dcs | Patchstack Bug Bounty Program
.