CVE-2025-53579 - CVE House

Status published High CVE-2025-53579

WordPress Captcha.eu Plugin < 1.0.61 - Cross Site Scripting (XSS) Vulnerability

7.1 CVSS

Vulnerability Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in captcha.eu Captcha.eu captcha-eu allows Reflected XSS.This issue affects Captcha.eu: from n/a through < 1.0.61.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Nguyen Xuan Chien | Patchstack Bug Bounty Program

References

https://patchstack.com/database/Wordpress/Plugin/captcha-eu/vulnerability/wordpress-captcha-eu-plugin-1-0-61-cross-site-scripting-xss-vulnerability?_s_id=cve

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CVE-2025-49374

WordPress Captcha.eu plugin <= 1.0.61 - Server Side Request Forgery (SSRF) vulnerability

Medium 5.4

Affected Vendor

captcha.eu

View all reports →

Affected Software

Captcha.eu

Vulnerable Versions:

Timeline

Official Publish: August 28th, 2025

Last Modified: April 28th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

Initial Access

T1059.007 JavaScript

Execution

T1539 Steal Web Session Cookie

Collection

T1213 Data from Information Repositories