CVE-2026-21529
Azure HDInsight Spoofing Vulnerability
- State
- Published
- Severity
- 5.7 Medium
- Published
- Feb 10, 2026
- Updated
- Aug 19, 2026
- Reserved
- Dec 30, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.7 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C | microsoft |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Azure HDInsightMicrosoft |
|
References
- Azure HDInsight Spoofing Vulnerabilityvendor-advisorypatch
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