What’s Vulnerable › Vulnerabilities
CVE-2026-81349: Azure HDInsight Ambari Elevation of Privilege Vulnerability
- Severity: high (CVSS 7.2 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.0% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-08 · updated 2026-10-31
- Weakness: CWE-78
Description
Improper neutralization of special elements used in an os command ('os command injection') in Azure HDInsights allows an authorized attacker to elevate privileges over a network.
Affected products
- Microsoft Azure HDInsight: before 5.1 — fixed in 5.1
- Microsoft Azure HDInsight: from 1.0 before 2606012120 — fixed in 2606012120
How to fix
Upgrade to a fixed version: Microsoft Azure HDInsight 5.1; Microsoft Azure HDInsight 2606012120. Check the vendor advisory for mitigations.
References
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