CVE-2026-33843

critical · 9.1

Authentication bypass using an alternate path or channel in Microsoft Azure Active Directory B2C allows an unauthorized attacker to elevate privileges over a network.

9.1

CVSS

0.5%

EPSS (exploit prob.)

40th

EPSS percentile

2026-05-22

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses

CWE-288

Affected products

Vendor	Product	Affected versions
microsoft	entra_id	all versions

Check a specific version with /api/v1/cve/match.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33843

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-33843