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Critical severity10.0NVD Advisory· Published May 22, 2026· Updated May 27, 2026

CVE-2026-42901

CVE-2026-42901

Description

Origin validation error in Microsoft Entra ID allows an unauthorized attacker to elevate privileges over a network.

Affected products

2

Microsoft/Entra ID2 versions
cpe:2.3:a:microsoft:entra_id:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:microsoft:entra_id:-:*:*:*:*:*:*:*
- (no CPE)

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42901nvdVendor Advisory

News mentions

0

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