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CVE-2026-55379: Pillow Missing Decompression Bomb Checkcve-2026-55379-pillow-missing-decompression-bomb-check

Bypassing Pillow's decompression bomb check when parsing dimensions can allow attackers to cause Denial of Service (DoS) via excessive memory allocation. Always call `Image._decompression_bomb_check((width, height))` before allocating image bitmaps internally or accumulating font metrics.

PythonCVE-2026-55379 CWE-789

by Provallyupdated 2026-09-02Apache-2.0

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