NuytsTech Security

CVE-2026-48155

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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.

More information : https://github.com/py-pdf/pypdf/pull/3790

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