{"id":"CVE-2026-11753","aliases":["EUVD-2026-116709","GHSA-89cp-657f-wp7v"],"status":"published","description":"A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00337,"percentile":0.27489,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2026-11-04T05:19:34Z","modified":"2026-11-09T21:30:11Z","products":[{"vendor":"line corporation","product":"armeria"},{"vendor":"ly corporation","product":"armeria"}],"references":[{"url":"https://line.github.io/security-advisory-blog/CVE-2026-11753/","tags":["advisory"]},{"url":"https://github.com/line/armeria/security/advisories/GHSA-89cp-657f-wp7v","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11753.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11753","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-11753","description":"A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL.","status":"published","published":"2026-11-04T05:19:34.114Z","modified":"2026-11-09T21:30:11.347Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-601"],"updated_at":"2026-11-09T22:35:08.46461Z"}],"euvd":[{"id":"EUVD-2026-116709","description":"A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL.","status":"published","published":"2026-11-04T05:19:34Z","modified":"2026-11-09T21:30:11Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-09T22:18:21.405141Z"}],"nvd":[{"id":"CVE-2026-11753","description":"A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL.","status":"published","published":"2026-11-04T06:17:03.997Z","modified":"2026-11-09T22:18:29.077Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-601"],"updated_at":"2026-11-09T23:16:04.854042Z"}],"osv":[{"id":"CVE-2026-11753","description":"A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL.","status":"published","published":"2026-11-04T05:19:34.114Z","modified":"2026-11-11T02:30:55.178796676Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-07T03:08:01.156605Z"}]}}