What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Sudar Muthu Posts By Tag posts-by-tag allows Stored XSS.This issue affects Posts By Tag: from n/a through <= 3.2.1.
Explanation of Vulnerability in Simple Terms
02Summary
Posts By Tag versions 3.2.1 and earlier contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, including administrators. The vulnerability requires user interaction—a victim must view a page containing the injected content. The impact extends beyond the vulnerable component to affect other parts of the site.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view affected pages.
Potential impact on your site
04Site Impact
Attackers with low-privilege accounts can steal admin credentials, deface content, or redirect visitors to malicious sites.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege user account and a victim must view the page with injected content.
Key dates
06Disclosure timeline
October 27, 2025
CVE published
April 28, 2026
Record updated