CVE-2026-59199highCWE-190CWE-787

CVE-2026-59199: fallo de gravedad alta en python-pillow Pillow

Pillow: Heap out-of-bounds write `Image.paste()` / `Image.crop()` via signed coordinate overflow

Publicada el · Actualizada el

Seguir esta CVE+ Monitorear Pillow+ Monitorear pillow

Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.

21Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 7.5epss 0.4%
Pillow is a Python imaging library. Prior to 12.3.0, Pillow public image coordinate APIs can trigger a native heap out-of-bounds write when given coordinates near the signed 32-bit integer limits in Image.paste(), Image.crop(), or Image.alpha_composite(). This issue is fixed in version 12.3.0.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Productos afectados
python-pillow · Pillow
CVEs relacionadas — python-pillow Pillow

En el mismo producto, de las más peligrosas a las menos.

CVE-2026-112900CRITICALPillow: Argument Injection in Ghostscript call, potentially leading into RCEEPSS 1.3%CVE-2026-112393CRITICALPillow: Heap buffer overflow in _tiffWriteProc when saving TIFF to BytesIOEPSS 1.0%CVE-2026-112403CRITICALPillow: Heap buffer overflow in ImagingJpegDecodeEPSS 0.9%CVE-2026-112398CRITICALPillow: Heap buffer overflow in FlashPix (FPX) JPEG decoding leads to code executionEPSS 0.7%CVE-2026-112396MEDIUMPillow: Heap use-after-free when encoding TIFF to an in-memory bufferEPSS 0.7%CVE-2026-40192HIGHPillow is vulnerable to a FITS GZIP decompression bombEPSS 0.7%