NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure.

CVE-2026-61763 is a critical vulnerability identified in NVIDIA Megatron Bridge involving deserialization of untrusted data. An attacker who successfully exploits this vulnerability could achieve remote code execution, tamper with data, and disclose sensitive information. The vulnerability is documented in the NVD and tracked by NVIDIA's product security team. NVIDIA has published an advisory in their product-security repository on GitHub. The impact is considered high given the potential for code execution and data compromise. No additional technical details or CVSS scores are provided in the current article state, which is marked as 'Received'. Users and administrators of NVIDIA Megatron Bridge are advised to monitor for patches and apply them promptly.