High, CVSS 7.5PyPIAmendedPublished
Azure Core is vulnerable to deserialization of untrusted data
CVE-2026-21226 · GHSA-jm66-cg57-jjv5
- Affected
- PyPI azure-core < 1.38.0
- Fixed in
- 1.38.0· Vendor fix available
- Issue
- Deserialization of untrusted data in Azure Core shared client library for Python allows an authorized attacker to execute code over a network.
Recommended action: Upgrade to 1.38.0 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.