CVE-2026-81349

HIGH 7.2CVE-2026-81349 · Published 08/09/2026 · updated 23/09/2026

In short

CVE-2026-81349 is a HIGH (CVSS 7.2) vulnerability affecting azure hdinsight (microsoft).
Chance of exploitation in the next 30 days (EPSS): 1.0%, higher than 63.1% of all vulnerabilities.
Fix: update to 5.1 or later.

Package	Affected versions	Patched versions
azure hdinsight microsoft	`< 5.1`	`5.1`

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.

References

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

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