{"id":"CVE-2024-52806","aliases":["GHSA-pxm4-r5ph-q2m2"],"url":"https://o3.security/vulnerability/CVE-2024-52806","summary":"SimpleSAMLphp SAML2 has an XXE in parsing SAML messages","details":"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.","published":"2024-12-02T16:18:43.485Z","modified":"2026-07-15T01:48:58.444408843Z","cvss":{"score":8.3,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"simplesamlphp/saml2","fixedVersion":"4.6.14"},{"ecosystem":"Packagist","name":"simplesamlphp/saml2-legacy","fixedVersion":"4.6.14"}],"fix":{"url":"https://github.com/simplesamlphp/saml2/commit/5fd4ce4596656fb0c1278f15b8305825412e89f7","label":"simplesamlphp/saml2@5fd4ce4"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/52xxx/CVE-2024-52806.json"},{"type":"ADVISORY","url":"https://github.com/simplesamlphp/saml2/security/advisories/GHSA-pxm4-r5ph-q2m2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52806"},{"type":"FIX","url":"https://github.com/simplesamlphp/saml2/commit/5fd4ce4596656fb0c1278f15b8305825412e89f7"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:58.444408843Z"}}