CVE-2026-61766: 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
CVE-2026-61766 is a deserialization of untrusted data vulnerability in NVIDIA Megatron Bridge. This flaw allows an attacker with local access and low privileges to cause unsafe deserialization, potentially leading to code execution, data tampering, and information disclosure. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. No vendor advisory or patch information is available at this time.
Potential Impact
Successful exploitation could result in full compromise of the affected system's confidentiality, integrity, and availability due to arbitrary code execution, data tampering, and information disclosure. The attack requires local access with low privileges and does not require user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local access to trusted users only and monitor for suspicious activity related to deserialization processes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- nvidia
- Date Reserved
- 2026-07-10T19:08:58.085Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9702eeacd9273b49f51a25
Added to database: 09/01/2026, 16:53:02 UTC
Last enriched: 09/07/2026, 14:36:40 UTC
Last updated: 10/17/2026, 18:48:21 UTC
Views: 83
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