CVE-2026-61766 is a high-severity vulnerability affecting NVIDIA Megatron Bridge. The flaw involves deserialization of untrusted data, a class of vulnerability commonly exploited to achieve arbitrary code execution. A successful exploit could lead to code execution, data tampering, and information disclosure. The vulnerability is currently undergoing analysis by NVD. NVIDIA has published a product security advisory on GitHub. This type of deserialization vulnerability can be critical in AI and machine learning infrastructure components like Megatron Bridge, as they may run with elevated privileges and handle sensitive data. Organizations using NVIDIA Megatron Bridge should monitor for patches and apply mitigations as soon as they become available.
