Critical severityNVD Advisory· Published Feb 10, 2026· Updated Apr 10, 2026
Azure SDK for Python Remote Code Execution Vulnerability
CVE-2026-21531
Description
Deserialization of untrusted data in Azure SDK allows an unauthorized attacker to execute code over a network.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
azure-ai-language-conversations-authoringPyPI | < 1.0.0b4 | 1.0.0b4 |
Affected products
2- Microsoft/Azure AI Language Authoringv5Range: 1.0.0
Patches
Vulnerability mechanics
References
3- github.com/advisories/GHSA-436v-jg82-p533ghsaADVISORY
- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21531ghsavendor-advisorypatchWEB
- nvd.nist.gov/vuln/detail/CVE-2026-21531ghsaADVISORY
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