CVE-2024-52806

SimpleSAMLphp SAML2 has an XXE in parsing SAML messages

State: Published
Severity: 8.3 High
Published: Dec 2, 2024
Updated: Dec 2, 2024
Reserved: Nov 15, 2024

Description

SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 4.6.14 and 5.0.0-alpha.18.

Scores

CVSS	Score	Vector	Source
3.1	8.3 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L	GitHub_M

Weaknesses

CWE-611 Improper Restriction of XML External Entity Reference

Affected Products

Product	Versions
saml2simplesamlphp	< 4.6.14Affected >= 5.0.0-alpha.1, < 5.0.0-alpha.18Affected

References

https://github.com/simplesamlphp/saml2/security/advisories/GHSA-pxm4-r5ph-q2m2
https://github.com/simplesamlphp/saml2/commit/5fd4ce4596656fb0c1278f15b8305825412e89f7

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.