Product:
Azure Core shared client library for Python
Summary
Deserialization of untrusted data in Azure Core shared client library for Python allows an authorized attacker to execute code over a network. This vulnerability can lead to significant security risks if exploited. It is crucial for users to understand the implications of this issue.
Details
| Severity | Base Score | CVE |
|---|---|---|
| HIGH | 7.5 | CVE-2026-21226 |
Exploitation
To exploit this vulnerability, an attacker must have authorized access to the system and can send specially crafted data to the Azure Core shared client library. By manipulating the deserialization process, the attacker can execute arbitrary code on the target system, potentially leading to unauthorized access and control over the affected environment.
Affected Products
- Azure Core shared client library for Python: A library that facilitates communication with Azure services, which is vulnerable to code execution through deserialization of untrusted data.
Mitigation
To mitigate this vulnerability, it is recommended to update the Azure Core shared client library for Python to the latest version. Additionally, users should implement strict input validation and avoid deserializing untrusted data whenever possible to reduce the risk of exploitation.