VULNERABILITY INTELLIGENCE

CVE-2025-62708

CVSS score7.5 HIGH
EPSS probability0.44%
CISA KEVNot currently listed
Published2025-10-22
Last modified2026-10-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

pypdf is a free and open-source pure-python PDF library. Prior to version 6.1.3, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream of a page using the LZWDecode filter. This has been fixed in pypdf version 6.1.3.

Weakness classification

  • security-advisories@github.com: CWE-409

Primary references