CVE-2020-25489: Sqreen Python Mini Racer

Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days.

A heap overflow in Sqreen PyMiniRacer (aka Python Mini Racer) before 0.3.0 allows remote attackers to potentially exploit heap corruption.

Affected products

• Sqreen Python Mini Racer: before 0.3.0 (fixed in 0.3.0)

Published 2020-09-17. Last modified 2026-06-17.