CVE-2026-123549

EUVD-2026-119434
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 28.93%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
openidentityplatformopenam
𝑥
< 16.1.4
CNA
Common Weakness Enumeration
References
https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-jv8f-m88g-h6mm
https://www.vulncheck.com/advisories/openam-before-16.1.4-privilege-escalation-via-self-registration-attribute-bypass