{"id":"CVE-2026-59355","aliases":["EUVD-2026-66978","GHSA-mhfq-9687-g8m3"],"status":"published","title":"Spring Authorization Server: Open Redirect via request_uri parameter","description":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0024,"percentile":0.15167,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2026-08-27T06:35:09Z","modified":"2026-10-28T02:30:31Z","products":[{"vendor":"broadcom","product":"spring_authorization_server"},{"vendor":"spring","product":"spring authorization server"},{"vendor":"vmware","product":"spring authorization server"}],"references":[{"url":"https://spring.io/security/cve-2026-59355","tags":["vendor-advisory","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59355","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mhfq-9687-g8m3"},{"url":"https://repo.maven.apache.org/maven2/org/springframework/security/spring-security-oauth2-authorization-server/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59355.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-59355","title":"Spring Authorization Server: Open Redirect via request_uri parameter","description":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.","status":"published","published":"2026-08-27T06:35:09.607Z","modified":"2026-08-27T13:37:30.618Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:19:58.560602Z"}],"euvd":[{"id":"EUVD-2026-66978","description":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.","status":"published","published":"2026-08-27T06:35:09Z","modified":"2026-08-27T13:37:30Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:01:28.581047Z"}],"ghsa":[{"id":"GHSA-mhfq-9687-g8m3","title":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint...","description":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.","status":"published","published":"2026-08-27T12:30:25Z","modified":"2026-08-27T12:30:25Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:11:02.620282Z"}],"nvd":[{"id":"CVE-2026-59355","description":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.","status":"published","published":"2026-08-27T10:16:36.197Z","modified":"2026-09-01T16:08:13.493Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:12:42.035353Z"}],"osv":[{"id":"CVE-2026-59355","title":"Spring Authorization Server: Open Redirect via request_uri parameter","description":"In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.","status":"published","published":"2026-08-27T06:35:09.607Z","modified":"2026-10-28T02:30:31.254387364Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:45:12.496548Z"}]}}