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

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. May 22, 2026 · NIST NVD

   Detected

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

2. Jul 23, 2026 · NIST NVD

   Updated

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

Affected

• cpe microsoft/entra idversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-33843

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-33843

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

  nvd.nist.gov

References

• Vendor Advisory · msrc.microsoft.com