{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-123549","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-06T00:49:30.576Z","datePublished":"2026-11-08T01:37:53.496Z","dateUpdated":"2026-11-08T01:37:53.496Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-08T01:37:53.496Z"},"datePublic":"2026-10-22T00:00:00.000Z","title":"OpenAM before 16.1.4 Privilege Escalation via Self-Registration Attribute Bypass","descriptions":[{"lang":"en","value":"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."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Privilege Management","cweId":"CWE-269","type":"CWE"}]}],"affected":[{"vendor":"OpenIdentityPlatform","product":"OpenAM","defaultStatus":"unaffected","packageURL":"pkg:maven/org.openidentityplatform.openam/openam-core-rest","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"16.1.4"},{"version":"16.1.4","status":"unaffected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openidentityplatform:openam:*:*:*:*:*:*:*:*","versionEndExcluding":"16.1.4"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"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","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"references":[{"url":"https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-jv8f-m88g-h6mm","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-jv8f-m88g-h6mm)"},{"name":"VulnCheck Advisory: OpenAM before 16.1.4 Privilege Escalation via Self-Registration Attribute Bypass","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/openam-before-16.1.4-privilege-escalation-via-self-registration-attribute-bypass"}],"credits":[{"lang":"en","value":"santhreal","type":"reporter"},{"lang":"en","value":"jamesbishup","type":"reporter"},{"lang":"en","value":"vharseko","type":"remediation developer"},{"lang":"en","value":"maximthomas","type":"remediation reviewer"},{"lang":"en","value":"tsujiguchitky","type":"remediation reviewer"}],"x_generator":{"engine":"vulncheck-endgame"}}}}