{"id":"CVE-2017-12869","aliases":["DEBIAN-CVE-2017-12869","DLA-1205-1","DSA-4127-1","EUVD-2022-4943","GHSA-qc43-78vj-vg7p","UBUNTU-CVE-2017-12869"],"status":"published","title":"SimpleSAMLphp Authentication context bypass in the multiauth module","description":"The multiauth module in SimpleSAMLphp 1.14.13 and earlier allows remote attackers to bypass authentication context restrictions and use an authentication source defined in config/authsources.php via vectors related to improper validation of user 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input.","status":"published","published":"2017-09-01T13:29:00.303Z","modified":"2026-06-17T01:04:03.53Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:03:58.85945Z"}],"osv":[{"id":"CVE-2017-12869","description":"The multiauth module in SimpleSAMLphp 1.14.13 and earlier allows remote attackers to bypass authentication context restrictions and use an authentication source defined in config/authsources.php via vectors related to improper validation of user 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