What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Soli WP Post Signature wp-post-signature allows Stored XSS.This issue affects WP Post Signature: from n/a through <= 0.4.1.
Explanation of Vulnerability in Simple Terms
02Summary
WP Post Signature versions 0.4.1 and earlier contain a cross-site scripting (XSS) vulnerability. An authenticated administrator can inject malicious scripts that execute in other users' browsers when they view affected pages. The vulnerability requires user interaction and affects the integrity and confidentiality of site data. Update to a version newer than 0.4.1.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view affected content.
Potential impact on your site
04Site Impact
Attackers with admin access can compromise other users' sessions and steal sensitive data.
Conditions required to exploit
05Prerequisites
Administrator account access and victim must view a page containing the injected script.
Key dates
06Disclosure timeline
December 31, 2025
CVE published
April 28, 2026
Record updated