VulnerabilityDeferred

CVE-2024-52806

When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE.

HIGH 8.3EPSS 0.43%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1: 8.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
EPSS: 0.43% probability · 37th percentile
CISA KEV: Not listed
Weakness: CWE-611
Source: security-advisories@github.com

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.