PT-2026-7410 · Microsoft · Azure Hdinsight

Tomer Nahum · Published 2026-02-10 · Updated 2026-02-10 · CVE-2026-21529

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Azure HDInsights (affected versions not specified)

Description A flaw exists in Azure HDInsights related to insufficient protection of web page structure, potentially allowing a remote attacker to conduct spoofing attacks. This issue involves improper neutralization of input during web page generation, specifically a cross-site scripting condition.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2026-01811

CVE-2026-21529

Affected Products

Azure Hdinsight

References · 4

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21529 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-21529 · Security Note
• https://bdu.fstec.ru/vul/2026-01811 · Security Note
• https://osv.dev/vulnerability/CVE-2026-21529 · Vendor Advisory