CVE-2026-59199: Pillow: Heap out-of-bounds write `Image.paste()` / `Image.crop()` via signed coordinate overflow

Description

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

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.39% (31th percentile)

Low exploitation probability based on current threat landscape data. Standard patching timeline is appropriate.

High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
Exploit code is reported to be available, increasing the likelihood of active exploitation.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

CVE-2026-59199: Pillow: Heap out-of-bounds write `Image.paste()` / `Image.crop()` via signed coordinate overflow

Description

Ghostwire Analysis — What This Means Practically

References