PT-2025-52387 · Hugging Face · Huggingface/Transformers

Brandon Niemczyk + 3 · Published 2025-12-18 · Updated 2026-06-04 · CVE-2025-14930

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Hugging Face Transformers (affected versions not specified)

Description A flaw exists in Hugging Face Transformers related to the parsing of weights, stemming from insufficient validation of user-supplied data. This can lead to the deserialization of untrusted data, potentially allowing a remote attacker to execute arbitrary code. User interaction is required, as the target must visit a malicious page or open a malicious file to trigger the issue. The vulnerability was assigned ZDI-CAN-28309.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2025-14930

PYSEC-2025-218

ZDI-25-1145

Affected Products

Huggingface/Transformers

References · 6

• https://osv.dev/vulnerability/PYSEC-2025-218 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-25-1145 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-14930 · Security Note
• https://osv.dev/vulnerability/CVE-2025-14930 · Vendor Advisory
• https://twitter.com/CVEnew/status/2003700580754292881 · Twitter Post
• https://twitter.com/threatcluster/status/2062596515848130900 · Twitter Post