CVE-2025-23503 HIGH

CVE-2025-23503: WordPress Customizable Captcha and Contact us plugin <= 1.0.2 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Osolwordpress
Product Customizable Captcha and Contact Us
Weakness CWE-79 · XSS
Published January 22, 2025
Last update April 28, 2026

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/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 osolwordpress Customizable Captcha and Contact Us customizable-captcha-and-contact-us-form allows Reflected XSS.This issue affects Customizable Captcha and Contact Us: from n/a through <= 1.0.2.

Explanation of Vulnerability in Simple Terms

02Summary

The Customizable Captcha and Contact Us WordPress plugin versions 1.0.2 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in visitors' browsers when they view affected pages. The vulnerability requires user interaction and can affect other users on the site. Update the plugin immediately to a patched version.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers and steal data or perform actions on their behalf.

Potential impact on your site

04Site Impact

Visitors' sessions and data at risk; attackers can steal credentials, deface content, or redirect users to malicious sites.

Conditions required to exploit

05Prerequisites

Visitor must view a page containing the injected payload; no authentication required to inject the payload.

Key dates

06Disclosure timeline

January 22, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE