VULNRABLE / Vulnerability / CVE-2026-42309

CVE-2026-42309

MEDIUM LOW pillow OSV

Exploit verdict: No active-exploit signal

CVSS Score

Severity

MEDIUM

EPSS

Source

OSV

Summary

Pillow has a heap buffer overflow with nested list coordinates

What this means

CVE-2026-42309 is a medium-severity vulnerability affecting pillow, rated CVSS 6. The EPSS model estimates a 0% probability of exploitation in the next 30 days. Published May 5, 2026.

View full advisory at OSV →