CVE-2026-33117

Azure SDK for Java Security Feature Bypass Vulnerability

State
Published
Severity
9.1 Critical
Published
May 12, 2026
Updated
Aug 10, 2026
Reserved
Mar 17, 2026

Read the record on cve.org

Description

The Java Key Vault Keys library in the Azure SDK for Java contains an issue in the local cryptographic verification path where authentication tag comparison was implemented incorrectly. In affected applications that use the vulnerable local cryptography path, specially crafted encrypted input may bypass integrity verification checks. Operations delegated to the Key Vault service are not affected. The issue is addressed in version 4.10.6.

Scores

CVSSScoreVectorSource
3.19.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:Cmicrosoft

Weaknesses

  • CWE-287 Improper Authentication
  • CWE-347 Improper Verification of Cryptographic Signature

Affected Products

ProductVersions
Azure SDK for JavaMicrosoft
  • 1.0.0 to before 4.10.6Affected

References

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