src_d11443da85ea659d49
- Source-provided label
- Not reported
- Evidence class
- mentioned in report
- Confidence
- Not reported
- Observed
- Sep 17, 2025 00:00 UTC
- Retrieved
- Oct 08, 2026 03:52 UTC
Entra ID actor token validation bug allowing cross-tenant global admin
A critical vulnerability discovered in Microsoft's Entra ID (formerly Azure AD) allowed for cross-tenant access and potential global admin privilege escalation. The flaw was found in the legacy Azure AD Graph API, which improperly validated the originating tenant for undocumented "Actor tokens." An attacker could use a token from their own tenant to authenticate as any user, including Global Admin
Reference details
- Source category
- Research & news
- Report title
Entra ID actor token validation bug allowing cross-tenant global admin- First reported
- Sep 17, 2025 00:00 UTC
- Last reported
- Sep 17, 2025 00:00 UTC
- Catalog updated
- Oct 08, 2026 03:52 UTC
- Record ID
5cb6c5c6548206ca5c91b6797ae97191046bfd001b0bd5994a9766d1b32c3921
Published indicators
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Source observations
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1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.
Review source update dates and status
- src_d11443da85ea659d49Collection status unverifiedLast successful batch: Unverified
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