What’s Vulnerable › Vulnerabilities
CVE-2026-33117: Azure SDK for Java Security Feature Bypass Vulnerability
- Severity: critical (CVSS 9.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-12 · updated 2026-10-26
- Weakness: CWE-287
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.
Affected products
- Microsoft Azure SDK for Java: before 4.10.6 — fixed in 4.10.6
- Microsoft Azure SDK for Java: from 1.0.0 before 4.10.6 — fixed in 4.10.6
How to fix
Upgrade to a fixed version: Microsoft Azure SDK for Java 4.10.6; Microsoft Azure SDK for Java 4.10.6. Check the vendor advisory for mitigations.
References
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