CVE-2026-48735 — pypdf: Manipulated XMP metadata streams can exhaust RAM
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 require…
Published: 2026-05-28 · CVSS: 6.9 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7