{"affected":[{"defaultStatus":"unaffected","ecosystem":"maven","packageName":"org.openidentityplatform.openam/openam-core-rest","product":"OpenAM","source":"CNA: VulnCheck","vendor":"OpenIdentityPlatform","versions":[{"lessThan":"16.1.4","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"16.1.4","versionType":"semver"}]}],"cveId":"CVE-2026-123549","cwes":["CWE-269"],"description":"OpenAM before 16.1.4 fails to enforce the Valid Creation Attributes list during self-registration, allowing anonymous attackers to set restricted attributes including group membership. Attackers can register through the legacy self-service REST endpoint or User Self-Service flow to join administrative groups and gain full administrative control of OpenAM.","epss":{"date":"2026-11-12","percentile":0.29143,"score":0.00351},"exploits":[],"kev":null,"metrics":[{"score":9.3,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":9.8,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},{"score":9.3,"severity":"critical","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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","version":"4.0"},{"score":9.8,"severity":"critical","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794506765119,"publishedAt":1794101873496,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-jv8f-m88g-h6mm"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/openam-before-16.1.4-privilege-escalation-via-self-registration-attribute-bypass"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-jv8f-m88g-h6mm"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/openam-before-16.1.4-privilege-escalation-via-self-registration-attribute-bypass"}],"remediation":[],"revision":"d63e5cbf950a606c9051adf4d9821c1afcc6d1427f07985d5cd5a214a28706ca","sources":[{"modifiedAt":1794506765119,"name":"CNA: VulnCheck","retrievedAt":1794510545102,"url":"https://www.cve.org/CVERecord?id=CVE-2026-123549"},{"modifiedAt":1794348809767,"name":"NVD","retrievedAt":1794356339352,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123549"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794510556413,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-123549"}],"ssvc":{"assessedAt":1794502388622,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"OpenAM before 16.1.4 Privilege Escalation via Self-Registration Attribute Bypass","updatedAt":1794510556413}