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High · 7.8 CVE-2025-14920 EUVD-2025-204833GHSA-7hhx-w23w-fg5vPYSEC-2025-211

Hugging Face Transformers Perceiver Model Deserialization of Untrusted Data Remote Code Execution Vulnerability

Published Dec 23, 2025 · Updated Dec 24, 2025 · Assigned by zdi

Description

Hugging Face Transformers Perceiver Model Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Hugging Face Transformers. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of model files. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-25423.

Affected products

VendorProductAffectedFixed
Hugging Face Transformers 9c8bd3fc1befe54f3efb9f385561eef49f060a70 —

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI transformers <= 4.54.1 — PYSEC-2025-211

References