CVE-2026-47839 — Federated OIDC Users Can Bypass externalGroupsWhitelist to Gain uaa.admin
A vulnerability allows users authenticating through a federated OIDC provider to obtain the uaa.admin scope despite operators restricting that provider through externalGroupsWhi…
Published: 2026-09-11 · CVSS: 9.2 · CVSS 4.0
A vulnerability allows users authenticating through a federated OIDC provider to obtain the uaa.admin scope despite operators restricting that provider through externalGroupsWhitelist configuration. The issue occurs specifically when an OIDC identity provider uses groupMappingMode: AS_SCOPES with a wildcard externalGroupsWhitelist entry.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7