Skip to content
CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-48735

pypdf: Manipulated XMP metadata streams can exhaust RAM

Description

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.1, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing large XMP metadata, possibly with lots of unnecessary elements. This vulnerability is fixed in 6.12.1.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

py-pdf pypdf

  • < 6.12.1affected

References