CVE-2026-33117
CRITICALAzure SDK for Java Security Feature Bypass Vulnerability
Title source: cnaDescription
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.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
patch
Azure SDK for Java Security Feature Bypass Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33117
Scores
CVSS v3
9.1
EPSS
0.0048
EPSS Percentile
38.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-287
CWE-347
Status
published
Products (3)
com.azure/azure-security-keyvault-keys
0 - 4.10.6Maven
Microsoft/Azure SDK for Java
1.0.0 - 4.10.6
microsoft/azure_sdk_for_java
< 4.10.6
Published
May 12, 2026
Tracked Since
May 12, 2026