CVE-2025-49374 MEDIUM

CVE-2025-49374: WordPress Captcha.eu plugin <= 1.0.61 - Server Side Request Forgery (SSRF) vulnerability

Vendor Captcha.eu

Product Captcha.eu

Weakness CWE-918 · SSRF

Published October 22, 2025

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

5.4/10

Attack vector Network

Attack complexity High

Privileges required None

User interaction None

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Server-Side Request Forgery (SSRF) vulnerability in captcha.eu Captcha.eu captcha-eu allows Server Side Request Forgery.This issue affects Captcha.eu: from n/a through <= 1.0.61.

Explanation of Vulnerability in Simple Terms

02Summary

Captcha.eu versions up to 1.0.61 contain a server-side request forgery vulnerability. An attacker can make the service send HTTP requests to internal or external systems on the attacker's behalf. The vulnerability requires specific network conditions to exploit but can leak sensitive data or interact with restricted services. Update to a version newer than 1.0.61.

What an attacker can do

03Attacker Capabilities

Make the service send HTTP requests to internal systems or external URLs to access restricted resources.

Potential impact on your site

04Site Impact

Attackers could access internal services, leak data, or interact with restricted APIs if Captcha.eu is integrated into your site.

Conditions required to exploit

05Prerequisites

Network access to the vulnerable service; no authentication or user interaction required.

Key dates

06Disclosure timeline

October 22, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-49374 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/918.html AskarLabs — CWE-918 write-up Server-Side Request Forgery

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