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-2026-61751 is a high-severity vulnerability affecting NVIDIA Megatron Bridge. The flaw involves deserialization of untrusted data, which can be exploited by an attacker to achieve remote code execution, data tampering, and information disclosure. The vulnerability was disclosed via the NVD and NVIDIA's product security advisory. No patch or workaround details are included in the article, and the NVD entry is still undergoing analysis. The potential impact is significant given the possible consequences of full code execution on affected systems. NVIDIA's product security GitHub repository references internal tracking number 5868 for this issue.