Cross-Site Scripting Vulnerability in Extend Themes Kubio AI Page Builder
CVE-2026-34887

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Kubio Ai Page Builder
Vendor
CVE Published:
31 March 2026

What is CVE-2026-34887?

A vulnerability exists in the Extend Themes Kubio AI Page Builder, where improper neutralization of user input during web page generation can lead to stored cross-site scripting (XSS) attacks. This susceptibility allows an attacker to store malicious scripts in the application, potentially executing them in the context of users who access the affected pages. The issue impacts versions from n/a through 2.7.0, compromising website security and user data.

Affected Version(s)

Kubio AI Page Builder <= 2.7.0

References

https://patchstack.com/database/wordpress/plugin/kubio/vu...
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

timomangcut | Patchstack Bug Bounty Program
.