CVE-2026-81349

HighCVSS 7.2/10Last modified Sep 23, 2026

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.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

Vendor	Product	Versions
Microsoft	Azure HDInsight	>= 1.0, < 2606012120

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81349Vendor Advisory

Timeline

Published: Sep 8, 2026
Last modified: Sep 23, 2026
NVD status: Analyzed

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