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CVE-2026-28804

MEDIUM

5.3

Descricao

pypdf is a free and open-source pure-python PDF library. Prior to version 6.7.5, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires accessing a stream which uses the /ASCIIHexDecode filter. This issue has been patched in version 6.7.5.

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

Publicado3/6/2026

Ultima modificacao3/10/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

pypdf_project:pypdf

Fraquezas (CWE)

CWE-407

Referencias

https://github.com/py-pdf/pypdf/commit/648c627d2657447dfb1773412af05a0a5103b98f(security-advisories@github.com)

https://github.com/py-pdf/pypdf/pull/3666(security-advisories@github.com)

https://github.com/py-pdf/pypdf/releases/tag/6.7.5(security-advisories@github.com)

https://github.com/py-pdf/pypdf/security/advisories/GHSA-9m86-7pmv-2852(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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