What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in BasePress Knowledge Base documentation & wiki plugin – BasePress basepress allows Stored XSS.This issue affects Knowledge Base documentation & wiki plugin – BasePress: from n/a through <= 2.17.0.1.
Explanation of Vulnerability in Simple Terms
02Summary
BasePress Knowledge Base plugin versions up to 2.17.0.1 contain a cross-site scripting (XSS) vulnerability. An authenticated user can inject malicious scripts that execute in other users' browsers when they view affected content. The vulnerability requires user interaction and can affect site visitors across different security contexts. Update to a version newer than 2.17.0.1 to remediate.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view the plugin's content.
Potential impact on your site
04Site Impact
Authenticated users can steal session tokens, deface content, or redirect visitors to malicious sites.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege account on the site; victim must view the affected content.
Key dates
06Disclosure timeline
December 31, 2025
CVE published
May 12, 2026
Record updated