Insecure Randomness Affecting com.github.penggle:kaptcha Open this link in a new tab package, versions [0,]

  • Attack Complexity


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  • snyk-id


  • published

    25 Dec 2018

  • disclosed

    19 Oct 2018

  • credit


How to fix?

There is no fixed version for com.github.penggle:kaptcha.


com.github.penggle:kaptcha is a default output produces a google captcha.

Affected versions of this package are vulnerable to Insecure Randomness. text/impl/, text/impl/, and text/impl/ in kaptcha use the Random (rather than SecureRandom) function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictions via a brute-force approach.