Unscored CVE-2021-27736 EUVD-2021-14478GHSA-3jw3-99x8-h6xc

FusionAuth fusionauth-samlv2 before 0.5.4 allows XXE attacks via a forged AuthnRequest or LogoutRequest because parseFromBytes uses javax.x…

Published Apr 22, 2021 · Updated Aug 3, 2024 · Assigned by mitre

Description

FusionAuth fusionauth-samlv2 before 0.5.4 allows XXE attacks via a forged AuthnRequest or LogoutRequest because parseFromBytes uses javax.xml.parsers.DocumentBuilderFactory unsafely.

References

https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4
https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd
https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt