{"id":"UBUNTU-CVE-2026-82468","details":"Rodauth before 2.47.0 contains a cross-site request forgery protection bypass vulnerability in the JSON request content type validation. Attackers can craft cross-origin form posts with content types containing application/json substrings to bypass CSRF token validation and force victims to authenticate to attacker-controlled accounts.","modified":"2026-10-17T13:01:11.384703242Z","published":"2026-08-29T17:17:00Z","upstream":["CVE-2026-82468"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-82468"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-82468"},{"type":"REPORT","url":"https://github.com/jeremyevans/rodauth/security/advisories/GHSA-hh2f-xw94-5p79"},{"type":"REPORT","url":"https://github.com/jeremyevans/rodauth"},{"type":"REPORT","url":"https://github.com/jeremyevans/rodauth/commit/3e0d7ab2d49a5733d1afcaaf1062b8a8258aa57a"},{"type":"REPORT","url":"https://www.vulncheck.com/advisories/rodauth-before-2.47.0-csrf-protection-bypass-via-content-type"}],"affected":[{"package":{"name":"ruby-rodauth","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/ruby-rodauth?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.43.0-1","2.44.0-1","2.45.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"ruby-rodauth","binary_version":"2.45.0-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-82468.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}