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-2026-61767 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 code execution, data tampering, and information disclosure. The vulnerability is catalogued in the National Vulnerability Database and has an associated NVIDIA product security advisory. Successful exploitation could have significant impact on confidentiality, integrity, and availability. NVIDIA has published details via their product-security GitHub repository. No specific workarounds are mentioned in the article. Users of NVIDIA Megatron Bridge are advised to review the advisory for remediation steps.