CVE-2026-47839 - Federated OIDC Users Can Bypass externalGroupsWhitelist to Gain uaa.admin

CVE-2026-47839 - Federated OIDC Users Can Bypass externalGroupsWhitelist to Gain uaa.admin

https://cvefeed.io/rssfeed/latest.atom / Fri, 09/11/2026 - 13:31
CVE ID :CVE-2026-47839
Published : Sept. 11, 2026, 10:16 a.m. | 49 minutes ago
Description :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.
Severity: 9.2 | CRITICAL
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.