CVE-2025-28880: Jotis Blue Captcha

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in jotis Blue Captcha blue-captcha allows Reflected XSS.This issue affects Blue Captcha: from n/a through <= 1.7.4.

Affected products

• Jotis Blue Captcha: up to and including 1.7.4

Published 2025-03-26. Last modified 2026-06-17.