Azure Core is vulnerable to deserialization of untrusted data
Deserialization of untrusted data in Azure Core shared client library for Python allows an authorized attacker to execute code over a network.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-21226US | — | — | ||
Deserialization of untrusted data in Azure Core shared client library for Python allows an authorized attacker to execute code over a network. | ||||
02
references
External citations — patches, advisories, analysis.
- https://github.com/Azure/azure-sdk-for-pythonPACKAGE
- https://github.com/Azure/azure-sdk-for-python/blob/6d2e6431ea0991861640e449e51e894247a7771a/sdk/core/azure-core/CHANGELOG.md#1380-2026-01-12WEB
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21226WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-21226ADVISORY
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