CVE-2020-28278: Shvl Project Shvl

Critical severity, CVSS 9.8. EPSS: 3.1% chance of exploitation in the next 30 days.

Prototype pollution vulnerability in 'shvl' versions 1.0.0 through 2.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.

Affected products

• Shvl Project Shvl: from 1.0.0, up to and including 2.0.1

Published 2020-12-29. Last modified 2026-06-17.