CVE-2025-40916

Mojolicious::Plugin::CaptchaPNG version 1.05 for Perl uses a weak random number source for generating the captcha. That version uses the built-in rand function for generating the captcha text as well as image noise, which is insecure...

COGNITION: From Evaluation to Defense against Multimodal LLM CAPTCHA Solvers

This paper studies how multimodal large language models MLLMs undermine the security guarantees of visual CAPTCHA. We identify the attack surface where an adversary can cheaply automate CAPTCHA solving using off-the-shelf models. We evaluate 7 leading commercial and open-source MLLMs across 18...

EUVD-2018-0553

Malware in sbrugna...

EUVD-2025-18387

Malicious code in bioql PyPI...

iDS6 DSSPro Digital Signage System 6.2 - CAPTCHA Security Bypass

Exploit Title: iDS6 DSSPro Digital Signage System 6.2 - CAPTCHA Security Bypass Date: 2020-07-16 Exploit Author: LiquidWorm Vendor Homepage: http://www.yerootech.com Version: 6.2 iDS6 DSSPro Digital Signage System 6.2 CAPTCHA Security Bypass Vendor: Guangzhou Yeroo Tech Co., Ltd. Product web page...

Snapchat user accounts vulnerable to Brute-Force Attack

Snapchat, a Smartphone application that lets users share snapshots with friends is catching fire among teenagers. It was first hacked in December when 4.6 million Snapchat users were exposed in a database breach. Later, the denial-of-service attack and CAPTCHA Security bypass were discovered by...

PHP Captcha Security Images DoS Vulnerability

Exploit for unknown platform in category web applications ============================================= PHP Captcha Security Images DoS Vulnerability ============================================= Exploit Title: CaptchaSecurityImages.php Denial Of Service Author: cp77fk4r Software Link:...