SimpleSAMLphp xml-common is a common classes for handling XML-structures. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 1.19.0.
https://lists.debian.org/debian-lts-announce/2024/12/msg00001.html
https://github.com/simplesamlphp/xml-common/security/advisories/GHSA-2x65-fpch-2fcm
https://github.com/simplesamlphp/xml-common/commit/fa4ade391c3194466acf5fbfd5d2ecdbf5e831f5
Published: 2024-12-02
Updated: 2024-12-02
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
Base Score: 8.8
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:L/SI:L/SA:N
Severity: High