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CVE-2026-21531
Published: Feb 10, 2026
Modified: May 11, 2026
PUBLISHED
CVSS v3.1
9.8
CRITICAL
Description
Deserialization of untrusted data in Azure SDK allows an unauthorized attacker to execute code over a network.
| Vendor | Product | Versions |
|---|---|---|
Microsoft | Azure AI Language Authoring | affected 1.0.0 - < 1.0.0b4 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
References
Azure SDK for Python Remote Code Execution Vulnerability
vendor-advisory
patch
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