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9.3
CVE-2026-62834: Azure Data Factory can let attackers gain higher access
CVE-2026-62834 · published 1 month ago
Summary
Azure Data Factory may not properly verify a security check, which could let an unauthorized person raise their permission level on the service. This could allow them to view or modify data they shouldn’t. Apply Microsoft’s latest security update promptly and review who has access rights.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| microsoft | azure data factory | - |
| microsoft | azure_data_factory |
All versions
cpe:2.3:a:microsoft:azure_data_factory:-:*:*:*:*:*:*:* |
Original advisory text
Azure Data Factory Elevation of Privilege Vulnerability
Improper verification of cryptographic signature in Azure Data Factory allows an unauthorized attacker to elevate privileges over a network.
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62834 vendor-advisory patch
Severity
9.3
Critical
CVSS 3.1: 9.3 (MITRE)
Exploitation
EPSS <1%
Type
CWE-347Improper Verification of Cryptographic Signature
Timeline
Published20 Aug 2026
Updated27 Sep 2026
First seen20 Aug 2026
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