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CVE-2026-21226
HIGH7.5
Description
Deserialization of untrusted data in Azure Core shared client library for Python allows an authorized attacker to execute code over a network.
CVE Details
CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack VectorNETWORK
ComplexityHIGH
Privileges RequiredLOW
User InteractionNONE
Published1/13/2026
Last Modified2/5/2026
Sourcenvd
Honeypot Sightings0
Affected Products
microsoft:azure_core_shared_client_library
Weaknesses (CWE)
CWE-502
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21226(secure@microsoft.com)
IOC Correlations
No correlations recorded
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