{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-17T09:49:28.970","vulnerabilities":[{"cve":{"id":"CVE-2025-27773","sourceIdentifier":"security-advisories@github.com","published":"2025-03-11T19:15:43.677","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.17.0 and 5.0.0-alpha.20, there is a signature confusion attack in the HTTPRedirect binding. An attacker with any signed SAMLResponse via the HTTP-Redirect binding can cause the application to accept an unsigned message. Versions 4.17.0 and 5.0.0-alpha.20 contain a fix for the issue."},{"lang":"es","value":"La librería SimpleSAMLphp SAML2 es una librería PHP para funcionalidades relacionadas con SAML2. En versiones anteriores a la 4.17.0 y la 5.0.0-alpha.20, existía un ataque de confusión de firmas en el enlace HTTPRedirect. Un atacante con cualquier SAMLResponse firmada mediante el enlace HTTP-Redirect podía provocar que la aplicación aceptara un mensaje sin firmar. Las versiones 4.17.0 y 5.0.0-alpha.20 incluyen una solución para este problema."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":4.0}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-347"}]}],"references":[{"url":"https://github.com/simplesamlphp/saml2/blob/9545abd0d9d48388f2fa00469c5c1e0294f0303e/src/SAML2/HTTPRedirect.php#L104-L113","source":"security-advisories@github.com"},{"url":"https://github.com/simplesamlphp/saml2/blob/9545abd0d9d48388f2fa00469c5c1e0294f0303e/src/SAML2/HTTPRedirect.php#L178-L217","source":"security-advisories@github.com"},{"url":"https://github.com/simplesamlphp/saml2/commit/7867d6099dc7f31bed1ea10e5bea159c5623d2a0","source":"security-advisories@github.com"},{"url":"https://github.com/simplesamlphp/saml2/security/advisories/GHSA-46r4-f8gj-xg56","source":"security-advisories@github.com"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00013.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}