CVE-2026-27025

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.1, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the /ToUnicode entry of a font with unusually large values, for example during text...

pypdf 安全漏洞

pypdf is an open-source, free Python library developed by py-pdf. It allows for splitting, merging, cropping, and converting pages within PDF files. Versions of pypdf prior to 6.7.1 contained security vulnerabilities. These vulnerabilities stemmed from /ToUnicode entries in the font parsing, whic...