CVE-2026-61773: CWE-502 Deserialization of Untrusted Data in NVIDIA Megatron Bridge
Description
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.
CVSS v3.1
Score 7.8high
Affected software
NVIDIA
Megatron Bridge
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
NVIDIA Megatron Bridge contains a CWE-502 vulnerability where untrusted data is deserialized, potentially enabling an attacker with local access and low privileges to execute arbitrary code, modify data, and leak sensitive information. The CVSS 3.1 score is 7.8 (high), reflecting the impact on confidentiality, integrity, and availability. There is no vendor advisory or patch information available at this time, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation may lead to remote code execution, data tampering, and information disclosure on affected systems. The vulnerability requires local access with low privileges and does not require user interaction. The high CVSS score indicates significant potential impact on system security.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit local access to trusted users and monitor for suspicious activity related to deserialization processes in NVIDIA Megatron Bridge.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- nvidia
- Date Reserved
- 2026-07-10T19:12:31.026Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9702f0acd9273b49f51a57
Added to database: 09/01/2026, 16:53:04 UTC
Last enriched: 09/07/2026, 14:37:16 UTC
Last updated: 10/17/2026, 06:48:19 UTC
Views: 91
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