{"id":"CVE-2026-105119","revision":"ffe473447b3e46caad1652683f3bd7e5","records":[{"revision":"ffe473447b3e46caad1652683f3bd7e5","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-105119","aliases":[],"title":"OpenAM before 16.1.3 PKCE Enforcement Bypass via OAuth 2.0 Hybrid Flows","description":"OpenAM before 16.1.3 applies its OAuth2 Provider PKCE enforcement only to authorization requests whose response_type is exactly code, so codes issued through OpenID Connect hybrid flows (code token, code id_token, code token id_token) carry no bound challenge. An attacker who intercepts such a code can redeem it for a public client's tokens with any non-empty code_verifier.","state":0,"publishedAt":"2026-10-03T12:14:43.643+00:00","modifiedAt":"2026-10-06T16:49:11.073+00:00","affected":[{"ecosystem":"Vendor product","name":"OpenAM","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"OpenIdentityPlatform\",\n                    \"product\": \"OpenAM\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:maven/org.openidentityplatform.openam/openam-oauth2\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"16.1.3\"\n                        },\n                        {\n                            \"version\": \"16.1.3\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":7.6,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","score":6.8,"severity":"MEDIUM"}],"references":["https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-5p2f-7vcr-6vfh","https://www.vulncheck.com/advisories/openam-before-16.1.3-pkce-enforcement-bypass-via-oauth-2.0-hybrid-flows"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-105119","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-105119","identifiers":["CVE-2026-105119"]},"retained":false,"historicalAffected":[]}],"coverage":[]}