Description
An XML Signature Wrapping vulnerability exists in Samlify 2.2.0 and earlier, and in predecessor Express-saml2 which could allow attackers to impersonate arbitrary users.
Remediation
References
https://www.whitehats.nl/blog/xml-signature-wrapping-samlify
https://github.com/tngan/samlify/releases/tag/v2.3.0