CVE-2025-33255

Unsafe Deserialization in NVIDIA TensorRT-LLM MPI Server

Published May 20, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Nvidia tensorrt Llm
CPEs cpe:2.3:a:nvidia:tensorrt_llm:*:*:*:*:*:*:*:*
Vendors & Products Nvidia tensorrt Llm
Type Values Removed Values Added
First Time appeared Nvidia
Nvidia tensorrt-llm
Vendors & Products Nvidia
Nvidia tensorrt-llm
Type Values Removed Values Added
Title Unsafe Deserialization in NVIDIA TensorRT-LLM MPI Server
Type Values Removed Values Added
Description 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.
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
nvidia
Published
Updated
May 20, 2026, 3:45 PM
Reserved
Apr 15, 2025, 6:51 PM
Status
Analyzed
Published
May 20, 2026, 4:16 AM
Modified
Jul 24, 2026, 9:10 AM