Is CVE-2025-33248 actively exploited?

No active exploitation of CVE-2025-33248 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2025-33248 be exploited remotely?

No. CVE-2025-33248 requires local access to exploit.

What is the CVSS score of CVE-2025-33248?

CVE-2025-33248 has a CVSS score of 7.8 (HIGH).

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HIGH

CVE-2025-33248

CWE-502Published: March 24, 2026· Updated: Mar 25, 2026

7.8

CVSS v3.1

EPSS:0.06%probability of exploitation in 30 daysPercentile:19.3th

Official Description

NVIDIA Megatron-LM contains a vulnerability in the hybrid conversion script where an Attacker may cause an RCE by convincing a user to load a maliciously crafted file. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, and data tampering.

NVD Source

Technical Analysis

CVE-2025-33248 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

From a weakness classification perspective (CWE-502): Insecure deserialization vulnerabilities allow attackers to inject malicious objects during deserialization, potentially enabling remote code execution.