CVE-2025-62761 MEDIUM

CVE-2025-62761: WordPress Knowledge Base documentation & wiki plugin – BasePress plugin <= 2.17.0.1 - Cross Site Scripting (XSS) vulnerability

Vendor Basepress
Product Knowledge Base documentation & wiki plugin – BasePress
Weakness CWE-79 · XSS
Published December 31, 2025
Last update May 12, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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

Related vulnerabilities

08Related CVE