CVE-2025-3933

MEDIUM

5.3

Descricao

A Regular Expression Denial of Service (ReDoS) vulnerability was discovered in the Hugging Face Transformers library, specifically within the DonutProcessor class's `token2json()` method. This vulnerability affects versions 4.50.3 and earlier, and is fixed in version 4.52.1. The issue arises from the regex pattern `<s_(.*?)>` which can be exploited to cause excessive CPU consumption through crafted input strings due to catastrophic backtracking. This vulnerability can lead to service disruption, resource exhaustion, and potential API service vulnerabilities, impacting document processing tasks using the Donut model.

Detalhes CVE

Pontuacao CVSS v3.15.3

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado7/11/2025

Ultima modificacao8/7/2025

Fontenvd

Avistamentos honeypot0

Produtos afetados

huggingface:transformers

Fraquezas (CWE)

CWE-1333

Referencias

https://github.com/huggingface/transformers/commit/ebbe9b12dd75b69f92100d684c47f923ee262a93(security@huntr.dev)

https://huntr.com/bounties/25282953-5827-4384-bb6f-5790d275721b(security@huntr.dev)

Correlacoes IOC

Sem correlacoes registradas

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