Cross Site Scripting Vulnerability in PublishPress Series by WordPress
CVE-2026-66617

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
PublisHPress Series
Vendor
CVE Published:
17 September 2026

What is CVE-2026-66617?

A cross site scripting (XSS) vulnerability exists in the PublishPress Series plugin, affecting versions up to and including 3.1.3. This flaw can allow attackers to inject malicious scripts into web pages viewed by users, potentially compromising user data and diminishing the security of the website. Website administrators are advised to review their current plugin version and apply appropriate security measures to mitigate the risks associated with this vulnerability.

Affected Version(s)

PublishPress Series <= 3.1.3

References

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

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nixxies | Patchstack Bug Bounty Program
.