CVE-2025-31591 MEDIUM

CVE-2025-31591: WordPress Exit Popup Free plugin <= 1.0 - Cross Site Scripting (XSS) vulnerability

Vendor Promoz73
Product Exit Popup Free
Weakness CWE-79 · XSS
Published March 31, 2025
Last update May 11, 2026

CVSS base score

5.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/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 promoz73 Exit Popup Free exit-popup-free allows Stored XSS.This issue affects Exit Popup Free: from n/a through <= 1.0.

Explanation of Vulnerability in Simple Terms

02Summary

Exit Popup Free versions 1.0 and earlier contain a cross-site scripting (XSS) vulnerability in how the plugin handles user input. An authenticated user with high privileges can inject malicious scripts that execute in other users' browsers when they interact with the plugin. The vulnerability requires user interaction to trigger and can affect site functionality and user data.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers to steal data or modify site behavior.

Potential impact on your site

04Site Impact

A compromised admin account could inject scripts affecting all site visitors, potentially stealing credentials or redirecting users.

Conditions required to exploit

05Prerequisites

Attacker must have high-level admin or editor privileges and the victim must visit an affected page.

Key dates

06Disclosure timeline

March 31, 2025 CVE published
May 11, 2026 Record updated