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Unrated severityOSV Advisory· Published Jul 9, 2026

Debian pypdf2: pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an att…

CVE-2026-59938

Description

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with declared image size values that are much too large compared to the actual data, causing large memory usage in pypdf image parsing. This issue is fixed in version 6.14.0.

Affected products

3
  • Py PDF/PypdfOSV2 versions
    6.13.3, 6.13.2, 6.13.1, …+ 1 more
    • (no CPE)range: 6.13.3, 6.13.2, 6.13.1, …
    • (no CPE)range: <6.14.0
  • Debian/pypdf2llm-fuzzy
    Range: <6.14.0

Patches

Vulnerability mechanics

News mentions

0

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