What is CVE-2025-33213?

CVE-2025-33213 is a high-severity vulnerability in Nvidia Merlin Transformers4rec, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2025-12-09.

How severe is CVE-2025-33213?

High severity. CVSS v3 base score is 8.8 out of 10.

Deserialization in Nvidia Merlin Transformers4rec

CVE-2025-33213

NVIDIA Merlin Transformers4Rec for Linux contains a vulnerability in the Trainer component, where a user could cause a deserialization issue. A successful exploit of this vulnerability might lead to code execution, denial of service, infor…

Vulnerability class: Insecure Deserialization

EPSS: 0.001 (28.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Nvidia Merlin Transformers4rec — versions All versions that do not include commit 876f19e

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

Frequently asked questions

What is CVE-2025-33213?: CVE-2025-33213 is a high-severity vulnerability in Nvidia Merlin Transformers4rec, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2025-12-09.
How severe is CVE-2025-33213?: High severity. CVSS v3 base score is 8.8 out of 10.