PT-2026-59633 · Pypi · Pypdf

Publicado

2026-07-13

·

Atualizado

2026-07-13

CVSS v3.1

6.5

Média

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

Impact

An attacker who uses this vulnerability can craft a PDF which leads to the RAM being exhausted. This requires accessing a stream compressed using /FlateDecode with a /Predictor unequal 1 and large predictor parameters.

Patches

This has been fixed in pypdf==6.10.2.

Workarounds

If you cannot upgrade yet, consider applying the changes from PR #3734.

Correção

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dbugs@ptsecurity.com

Identificadores relacionados

PYSEC-2026-3011

Produtos afetados

Pypdf