Improper Input Validation Affecting personnummer Open this link in a new tab package, versions [, 3.0.2)

  • Attack Complexity


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  • snyk-id


  • published

    10 Sep 2020

  • disclosed

    9 Sep 2020

  • credit

    Niklas Sköldmark

Introduced: 9 Sep 2020

CWE-20 Open this link in a new tab

How to fix?

Upgrade Personnummer to version 3.0.2 or higher.


Affected versions of this package are vulnerable to Improper Input Validation. The last four digits of the number are not validated.