Captcha.eu <= 1.0.61 - Unauthenticated Server-Side Request Forgery

Server-Side Request Forgery (SSRF)
CVE CVE-2025-49374
CVSS High (7.2)
Publicly Published August 19, 2025
Last Updated November 4, 2025
Researcher ch4r0n
Description

The Captcha.eu plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.0.61. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application which can be used to query and modify information from internal services.

References

1 affected software package

Software Type Plugin
Software Slug captcha-eu (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.0.61
Patched Version
  • 1.0.62
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