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-2026-61769 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 is catalogued in the National Vulnerability Database and referenced by NVIDIA's own product security advisories. Successful exploitation could have significant impact on confidentiality, integrity, and availability of affected systems. Organizations using NVIDIA Megatron Bridge should review NVIDIA's security advisory and apply any available patches or mitigations promptly.