CVE-2026-50787

CVE-2026-50787 — Uncontrolled Resource Consumption in e-SIC Livre Summary A resource consumption vulnerability exists in the CAPTCHA generation component of e-SIC Livre esiclivre. The vulnerable endpoint accepts user-controlled parameters that define CAPTCHA image dimensions, font size, and the...

e-SIC Livre 0.2.2 Resource Consumption

e-SIC Livre versions 0.2.2 and below suffer from a resource consumption vulnerability in the CAPTCHA generation component. CVE-2026-50787 — Uncontrolled Resource Consumption in e-SIC Livre Summary A resource consumption vulnerability exists in the CAPTCHA generation component of e-SIC Livre...

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...

CVE-2025-40916

The Mojolicious::Plugin::CaptchaPNG version 1.05 for Perl is vulnerable to the use of a cryptographically weak pseudo-random number generator (PRNG) . The software utilizes the built-in rand() function to generate both the captcha text and image noise , which is predictable and insecure. This fla...

CVE-2018-18531

text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java, and text/impl/FiveLetterFirstNameTextCreator.java in kaptcha 2.3.2 use the Random rather than SecureRandom function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictio...