CVE-2026-61776: 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-2026-61776 describes a deserialization of untrusted data vulnerability in NVIDIA Megatron Bridge. This flaw allows an attacker with local access and low privileges to potentially execute arbitrary code, modify data, or leak sensitive information. The vulnerability is classified under CWE-502 and has a CVSS 3.1 base score of 7.8, indicating high severity. No official remediation or patch details are available at this time, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could lead to remote code execution, data tampering, and information disclosure within the affected NVIDIA Megatron Bridge environment. The attacker requires local access with low privileges and no user interaction is needed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, 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
- 2026-07-10T19:12:31.026Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9702f0acd9273b49f51a5d
Added to database: 09/01/2026, 16:53:04 UTC
Last enriched: 09/07/2026, 14:37:33 UTC
Last updated: 10/14/2026, 18:48:22 UTC
Views: 111
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