CVE-2026-48155 — pypdf: Possible large memory usage for large offsets for layout mode text
pypdf is a free and open-source pure-python PDF library. Prior to 6.12.0, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This require…
Published: 2026-05-28 · CVSS: 4.8 · CVSS 4.0
pypdf is a free and open-source pure-python PDF library. Prior to 6.12.0, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets. This vulnerability is fixed in 6.12.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7