CVE-2026-49460

Published June 22nd, 2026

View on NVD ↗

CVSS v3

3.3

LOW

CVSS v2

N/A

Affected

PROJECT

Description

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.2, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires accessing a stream which uses the /FlateDecode filter with a PNG predictor. This vulnerability is fixed in 6.12.2.

py-pdf/pypdf

A pure-python PDF library capable of splitting, merging, cropping, and transforming the pages of PDF files

GitHub

10K