Security feature bypass vulnerability in Azure Key Vault Keys library for Java
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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | com.azure:azure-security-keyvault-keys | < 4.10.6 | 4.10.6 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-33117
- https://github.com/Azure/azure-sdk-for-java/pull/48476
- https://github.com/Azure/azure-sdk-for-java/commit/1b5c5c79d85a5c9a9cfd07f6cdff6fd0f50eccf9
- https://github.com/Azure/azure-sdk-for-java
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33117
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N- Weakness (CWE)
CWE-287, CWE-347- Platform
- Java / Kotlin (Maven)
- Package
com.azure:azure-security-keyvault-keys- Disclosed
- 12.05.2026
- Updated
- 11.10.2026 13:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-97jf-46m3-8953 - CC BY 4.0
Vulnerability history: com.azure:azure-security-keyvault-keys
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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