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CVE-2026-71870

N/A CVSS: N/A Published: 2026-08-07 Modified: 2026-08-10

Description

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/_cmap.py function parse_bfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed in 6.15.0.

Affected Platforms

Unknown

Weakness Type

CWE-400

References