{"uuid": "f8d49207-042a-4e51-9411-a1b534f9ac82", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-27773", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/15837", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27773\n\ud83d\udd25 CVSS Score: 8.6 (cvssV3_1, Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N)\n\ud83d\udd39 Description: 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.\n\ud83d\udccf Published: 2025-03-11T19:04:52.135Z\n\ud83d\udccf Modified: 2025-05-09T20:03:38.107Z\n\ud83d\udd17 References:\n1. https://github.com/simplesamlphp/saml2/security/advisories/GHSA-46r4-f8gj-xg56\n2. https://github.com/simplesamlphp/saml2/commit/7867d6099dc7f31bed1ea10e5bea159c5623d2a0\n3. https://github.com/simplesamlphp/saml2/blob/9545abd0d9d48388f2fa00469c5c1e0294f0303e/src/SAML2/HTTPRedirect.php#L104-L113\n4. https://github.com/simplesamlphp/saml2/blob/9545abd0d9d48388f2fa00469c5c1e0294f0303e/src/SAML2/HTTPRedirect.php#L178-L217", "creation_timestamp": "2025-05-09T20:26:09.000000Z"}