Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA allows Functionality Bypass.This issue af

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Contact Form With Captcha al

Cross-site scripting vulnerability in Captcha prior to version 4.3.0, Car Rental prior to version 1.0.5, Contact Form Multi prior

The BestWebSoft Captcha plugin before 4.0.7 for WordPress allows remote attackers to bypass the CAPTCHA protection mechanism and o

CRLF injection vulnerability in cryptographp.inc.php in Cryptographp allows remote attackers to inject arbitrary HTTP headers and

Cross-site scripting (XSS) vulnerability in captchademo.php in Unijimpe Captcha allows remote attackers to inject arbitrary web sc

Multiple cross-site scripting (XSS) vulnerabilities in captcha\captcha.php in the Captcha! 2.5d and earlier plugin for WordPress a