Microsoft Azure Data Explorer
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Recent Microsoft Azure Data Explorer Security Advisories
| Advisory | Title | Published |
|---|---|---|
| CVE-2026-21524 | CVE-2026-21524 Azure Data Explorer Information Disclosure Vulnerability | January 22, 2026 |
| CVE-2022-23256 | Azure Data Explorer Spoofing Vulnerability | February 8, 2022 |
By the Year
In 2026 there have been 1 vulnerability in Microsoft Azure Data Explorer with an average score of 7.4 out of ten. Azure Data Explorer did not have any published security vulnerabilities last year. That is, 1 more vulnerability have already been reported in 2026 as compared to last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 1 | 7.40 |
| 2025 | 0 | 0.00 |
| 2024 | 0 | 0.00 |
| 2023 | 0 | 0.00 |
| 2022 | 1 | 4.30 |
It may take a day or so for new Azure Data Explorer vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Microsoft Azure Data Explorer Security Vulnerabilities
Jan 2026: Azure Data Explorer Information Disclosure Vulnerability
CVE-2026-21524
7.4 - High
- January 22, 2026
Exposure of sensitive information to an unauthorized actor in Azure Data Explorer allows an unauthorized attacker to disclose information over a network.
Information Disclosure
Azure Data Explorer Spoofing Vulnerability
CVE-2022-23256
4.3 - Medium
- February 09, 2022
Azure Data Explorer Spoofing Vulnerability
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