Deserialization in NVIDIA Apex

CVE-2025-33244

NVIDIA APEX for Linux contains a vulnerability where an unauthorized attacker could cause a deserialization of untrusted data. This vulnerability affects environments that use PyTorch versions earlier than 2.6. A successful exploit of this vulnerability might lead to code execution, denial of service, escalation of privileges, data tampering, and information disclosure.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-33244: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

  • NVIDIA Apex — versions All versions that do not include commit db8e053

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-33244?
CVE-2025-33244 is a critical-severity vulnerability in NVIDIA Apex, classified under Deserialization of Untrusted Data. CVSS score: 9.0/10. Published 2026-03-24.
How severe is CVE-2025-33244?
Critical severity. CVSS v3 base score is 9.0 out of 10.