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NVIDIA TensorRT-LLM MPI Server Deserialization Flaw Scores 7.5

Last refreshed2026-09-26

Status: UPDATED  |  Advisory ID: CVE-2025-33255

Key Details

CVECVE-2025-33255
CVSS Score / Version7.5 (High) / CVSS v3.1
Updated2026-09-24
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS Proseattack vector is local; attack complexity is high; privileges required is high; user interaction is none; scope is changed; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected productsnvidia TensorRT-LLM
Classified asCWE-502 (Deserialization of Untrusted Data)
Exploitation prediction (EPSS)0.57% probability of exploitation in the next 30 days (45% percentile) -- FIRST.org's EPSS model.

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
nvidiaTensorRT-LLM
SubsystemsGeneral OT
SectorsMultiple

What to Know

NVIDIA TRT-LLM for any platform contains a vulnerability in MPI server, where an attacker could cause an unsafe deserialization. A successful exploit of this vulnerability might lead to code execution, denial of service, data tampering, and information disclosure.

What to Do

Monitor nvidia's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2025-33255
CVEhttps://www.cve.org/CVERecord?id=CVE-2025-33255
Vendor advisoryhttps://nvidia.custhelp.com/app/answers/detail/a_id/5805