CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Lifecycle Timeline
3Tags
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in themifyme Themify Event Post themify-event-post allows Stored XSS.This issue affects Themify Event Post: from n/a through <= 1.3.4.
Analysis
A Stored Cross-Site Scripting (XSS) vulnerability exists in the Themify Event Post WordPress plugin (versions up to 1.3.4) that allows authenticated users with low privileges to inject malicious scripts into web pages, which are then executed in the browsers of other site visitors. An attacker with login credentials can craft malicious input that persists in the database and affects all users viewing affected pages, potentially leading to session hijacking, credential theft, or website defacement. …
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.
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External POC / Exploit Code
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EUVD-2026-11997