High severity · published Sep 1, 2026
CVE-2026-61763
NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data
7.8
CVSS
0.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MB
Megatron Bridge · NVIDIA
0.0 to 0.5.0 · source: vendor
NM
Nemo Megatron Bridge · Nvidia
before 0.5.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-61763
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-61763
Product
https://github.com/NVIDIA/product-security/tree/main/2026/5868
Third Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-61763
Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2026-61763
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