Medium severity5.7NVD Advisory· Published Feb 10, 2026· Updated Jun 17, 2026

CVE-2026-21529

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Azure HDInsights allows an authorized attacker to perform spoofing over a network.

Affected products

Microsoft/Azure Hdinsight
cpe:2.3:a:microsoft:azure_hdinsight:*:*:*:*:*:*:*:*
Range: <5.1
Microsoft/Azure HDInsightsllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 1.0

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21529nvdVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.371
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000