CVE-2026-5536: FedML Insecure Deserialization (0.8.0-0.8.9)
Platform
python
Component
fedml
CVE-2026-5536 describes an Insecure Deserialization vulnerability discovered in FedML, specifically within the gRPC server component's sendMessage function in grpc_server.py. Successful exploitation allows for remote code execution, potentially granting attackers unauthorized access and control. This vulnerability affects versions 0.8.0 through 0.8.9 of FedML. No official patch has been released at the time of publication.
How to fix
Actualice a una versión de FedML posterior a la 0.8.9 para mitigar la vulnerabilidad de deserialización en el servidor gRPC. Revise el código para identificar y eliminar cualquier deserialización insegura. Implemente validación de entrada robusta para prevenir la inyección de datos maliciosos.
Frequently asked questions
What is CVE-2026-5536?
CVE-2026-5536 is an Insecure Deserialization vulnerability in FedML versions 0.8.0 to 0.8.9. It allows a remote attacker to potentially execute arbitrary code by manipulating data sent to the gRPC server.
Am I affected by CVE-2026-5536?
You are potentially affected if you are using FedML version 0.8.0, 0.8.1, 0.8.2, 0.8.3, 0.8.4, 0.8.5, 0.8.6, 0.8.7, 0.8.8, or 0.8.9. It's crucial to assess your environment and take appropriate action.
How can I fix or mitigate CVE-2026-5536?
Currently, no official patch is available for CVE-2026-5536. Mitigation strategies may include isolating affected systems, restricting network access, and closely monitoring for suspicious activity. Contacting the FedML project maintainers is recommended.
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