Vulnerability library
Security checkOctober 06, 2026

pbkdf2 rehashes long passwords on every iteration, enabling denial of service

Understand the exposure, see the recommended fix, and check whether your own website has related weaknesses.

Medium severitynpmpbkdf2

Check your website

Find this and other vulnerabilities with a free scan.

Your scan runs on your computer. No account required.

Description

This is the same bug as Django had (CVE-2013-1443).

Recommendation

Update the pbkdf2 package to the latest compatible version. Followings are version details:

  • Affected version(s): <= 3.1.6
  • Patched version(s): 3.1.7

References

Could your website be exposed too?

SmartScanner can check your website for pbkdf2 rehashes long passwords on every iteration, enabling denial of service and gives you actionable findings to investigate.

Start a free scan

Related Issues

See something that needs correcting? Let us knowUpdated October 06, 2026