{"id":"CVE-2022-3782","aliases":["EUVD-2022-7628","GHSA-g8q8-fggx-9r3q","RHSA-2022:8961","RHSA-2022:8962","RHSA-2022:8963"],"status":"published","title":"Keycloak vulnerable to path traversal via double URL encoding","description":"keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.06173,"percentile":0.93581,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-177","CWE-22"],"published":"2022-12-13T19:44:56Z","modified":"2026-10-28T02:30:32Z","exploits":[{"source":"pocgithub","id":"shoucheng3/keycloak__keycloak_CVE-2022-3782_20-0-1","title":"shoucheng3/keycloak__keycloak_CVE-2022-3782_20-0-1","date":"2025-08-18","url":"https://github.com/shoucheng3/keycloak__keycloak_CVE-2022-3782_20-0-1"}],"fixes":[{"ecosystem":"Maven","package":"org.keycloak:keycloak-parent","fixed_in":["20.0.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.keycloak:keycloak-parent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"20.0.0"},{"fixed":"20.0.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.keycloak:keycloak-parent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.0.2"}]}],"versions":["1.0-alpha-1","1.0-alpha-1-12062013","1.0-alpha-2","1.0-alpha-3","1.0-alpha-4","1.0-beta-1","1.0-beta-1-20150521","1.0-beta-1-20150523","1.0-beta-2","1.0-beta-3","1.0-beta-4","1.0-final","1.0-rc-1","1.0-rc-2","1.0.1.Final","1.0.2.Final","1.0.3.Final","1.0.4.Final","1.0.5.Final","1.1.0.Beta1","1.1.0.Beta2","1.1.0.Final","1.1.1.Final","1.2.0.Beta1","1.2.0.CR1","1.2.0.Final","1.3.0.Final","1.3.1.Final","1.4.0.Final","1.5.0-Final","1.5.0.Final","1.5.1.Final","1.6.0.Final","1.6.1.Final","1.7.0.CR1","1.7.0.Final","1.8.0.Alpha1","1.8.0.CR1","1.8.0.CR2","1.8.0.CR3","1.8.0.Final","1.8.1.Final","1.9.0.CR1","1.9.0.Final","1.9.1.Final","1.9.2.Final","1.9.3.Final","1.9.4.Final","1.9.5.Final","1.9.7.Final","1.9.8.Final","10.0.0","10.0.1","10.0.2","11.0.0","11.0.1","11.0.2","11.0.3","12.0.0","12.0.1","12.0.2","12.0.3","12.0.4","13.0.0","13.0.1","14.0.0","15.0.0","15.0.1","15.0.2","15.1.0","15.1.1","16.0.0","16.1.0","16.1.1","17.0.0","17.0.1","18.0.0","18.0.1","18.0.2","19.0.0","19.0.1","19.0.2","19.0.3","2.0.0.CR1","2.0.0.Final","2.1.0.CR1","2.1.0.Final","2.2.0.CR1","2.2.0.Final","2.2.1.Final","2.3.0.CR1","2.3.0.Final","2.4.0.CR1","2.4.0.Final","2.5.0.CR1","2.5.0.Final","2.5.1.Final","2.5.4.Final","2.5.5.Final","20.0.0","20.0.1","3.0.0.CR1","3.0.0.Final","3.1.0.CR1","3.1.0.Final","3.2.0.CR1","3.2.0.Final","3.2.1.Final","3.3.0.CR1","3.3.0.CR2","3.3.0.Final","3.4.0.CR1","3.4.0.Final","3.4.1.CR1","3.4.1.Final","3.4.2.Final","3.4.3.Final","4.0.0.Beta1","4.0.0.Beta2","4.0.0.Beta3","4.0.0.Final","4.1.0.Final","4.2.0.Final","4.2.1.Final","4.3.0.Final","4.4.0.Final","4.5.0.Final","4.6.0.Final","4.7.0.Final","4.8.0.Final","4.8.1.Final","4.8.2.Final","4.8.3.Final","5.0.0","6.0.0","6.0.1","7.0.0","7.0.1","8.0.0","8.0.1","8.0.2","9.0.0","9.0.2","9.0.3"]},{"source":"osv","ecosystem":"Red Hat:red_hat_single_sign_on:7.6::el7","package":"rh-sso7-keycloak","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:18.0.3-1.redhat_00002.1.el7sso"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:red_hat_single_sign_on:7.6::el7","package":"rh-sso7-keycloak-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:18.0.3-1.redhat_00002.1.el7sso"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:red_hat_single_sign_on:7.6::el8","package":"rh-sso7-keycloak","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:18.0.3-1.redhat_00002.1.el8sso"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:red_hat_single_sign_on:7.6::el8","package":"rh-sso7-keycloak-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:18.0.3-1.redhat_00002.1.el8sso"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:red_hat_single_sign_on:7.6::el9","package":"rh-sso7-keycloak","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:18.0.3-1.redhat_00002.1.el9sso"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:red_hat_single_sign_on:7.6::el9","package":"rh-sso7-keycloak-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:18.0.3-1.redhat_00002.1.el9sso"}]}],"bundled":2}],"products":[{"vendor":"keycloak","product":"keycloak"},{"vendor":"redhat","product":"keycloak"},{"vendor":"redhat.com","product":"keycloak"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2022-3782","tags":["x_transferred","Vendor Advisory","web","report"]},{"url":"https://github.com/keycloak/keycloak/security/advisories/GHSA-g8q8-fggx-9r3q","tags":["web"]},{"url":"https://github.com/keycloak/keycloak/pull/15982/commits/1987c942f527b9f3bbf2a86ba71ba8ae0154ac37","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3782","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g8q8-fggx-9r3q"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3782.json","tags":["advisory"]},{"url":"https://github.com/keycloak/keycloak","tags":["package"]},{"url":"https://access.redhat.com/errata/RHSA-2022:8961","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2138971","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2141404","tags":["report"]},{"url":"https://issues.redhat.com/browse/CIAM-4414","tags":["article"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_8961.json","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-3782","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-3916","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-3916","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3916","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:8962","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_8962.json","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:8963","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_8963.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-3782","description":"keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.","status":"published","published":"2023-01-11T16:58:10.434Z","modified":"2025-04-09T13:42:27.268Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"adp"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:34:32.843656Z"}],"euvd":[{"id":"EUVD-2022-7628","description":"keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.","status":"published","published":"2023-01-11T16:58:10Z","modified":"2025-04-09T13:42:27Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T20:52:38.716764Z"}],"ghsa":[{"id":"GHSA-g8q8-fggx-9r3q","title":"Keycloak vulnerable to path traversal via double URL encoding ","description":"Keycloak does not properly validate URLs included in a redirect. An attacker could construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain, or possibly conduct further attacks.","status":"published","published":"2022-12-13T19:44:56Z","modified":"2023-01-25T21:37:02Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-22","CWE-177"],"updated_at":"2026-11-02T14:36:14.825433Z"}],"nvd":[{"id":"CVE-2022-3782","description":"keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.","status":"published","published":"2023-01-13T06:15:11.187Z","modified":"2026-06-17T05:00:17.67Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:07:35.157734Z"}],"osv":[{"id":"CVE-2022-3782","description":"keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.","status":"published","published":"2023-01-11T16:58:10.434Z","modified":"2026-10-28T02:30:32.522971052Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:44:26.53798Z"},{"id":"GHSA-g8q8-fggx-9r3q","title":"Keycloak vulnerable to path traversal via double URL encoding ","description":"Keycloak does not properly validate URLs included in a redirect. An attacker could construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain, or possibly conduct further attacks.","status":"published","published":"2022-12-13T19:44:56Z","modified":"2023-11-08T04:10:09.851372Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-177","CWE-22"],"updated_at":"2026-11-02T15:46:47.472172Z"},{"id":"RHSA-2022:8961","title":"Red Hat Security Advisory: Red Hat Single Sign-On 7.6.1 security update on RHEL 7","status":"published","published":"2024-09-16T09:54:54Z","modified":"2026-09-22T10:01:45Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:10.139266Z"},{"id":"RHSA-2022:8962","title":"Red Hat Security Advisory: Red Hat Single Sign-On 7.6.1 security update on RHEL 8","status":"published","published":"2024-09-16T09:54:23Z","modified":"2026-09-22T10:01:45Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:10.139266Z"},{"id":"RHSA-2022:8963","title":"Red Hat Security Advisory: Red Hat Single Sign-On 7.6.1 security update on RHEL 9","status":"published","published":"2024-09-16T09:54:39Z","modified":"2026-09-22T10:01:46Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:53:10.139266Z"}]}}