Insufficient Signature Validation Affecting itextsharp Open this link in a new tab package, versions [,

  • Attack Complexity


  • Confidentiality


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  • snyk-id


  • published

    9 Jan 2020

  • disclosed

    14 Dec 2018

  • credit


Introduced: 14 Dec 2018

CWE-347 Open this link in a new tab

How to fix?

Upgrade iTextSharp to version or higher.


iTextSharp is a PDF library that allows you to CREATE, ADAPT, INSPECT and MAINTAIN documents in the Portable Document Format (PDF).

Affected versions of this package are vulnerable to Insufficient Signature Validation. It is possible to bypass the signature checker feature within itext7 due to insufficient validation of the whole PDF document.