PT-2026-55667 · Picklescan · Picklescan

Fredericdt · Publicado 2026-07-04 · Atualizado 2026-07-04 · CVE-2025-71343

Mitre

CVSS v3.1

8.1

Alta

Vetor base

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

picklescan before 0.0.30 fails to detect malicious pickle files that exploit lib2to3.pgen2.pgen.ParserGenerator.make label function in the reduce method. Attackers can craft malicious pickle files with embedded code that evades detection but executes arbitrary commands when pickle.load() is called.

Correção

Deserialization of Untrusted Data

Enumeração de Fraquezas

CWE-502

Identificadores relacionados

CVE-2025-71343

Produtos afetados

Picklescan

Referências · 3

• https://github.com/mmaitre314/picklescan/security/advisories/GHSA-p9w7-82w4-7q8m · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2025-71343 · Nota de Segurança
• https://vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-lib2to3-pgen2-pgen-parsergenerator-make-label-detection-bypass · Nota