What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in alphasis Related Posts via Categories related-posts-via-categories allows Stored XSS.This issue affects Related Posts via Categories: from n/a through <= 2.1.2.
Explanation of Vulnerability in Simple Terms
02Summary
Related Posts via Categories versions 2.1.2 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in a visitor's browser when they view affected pages. The vulnerability requires user interaction—the victim must visit a crafted link. The attack can affect other users and potentially compromise site integrity.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in visitors' browsers, stealing cookies, session tokens, or redirecting users.
Potential impact on your site
04Site Impact
Visitors to your site could have their sessions hijacked, credentials stolen, or be redirected to malicious sites.
Conditions required to exploit
05Prerequisites
No authentication required. Victim must visit a malicious link or page containing the injected payload.
Key dates
06Disclosure timeline
March 24, 2025
CVE published
April 28, 2026
Record updated