CVE-2021-20274: Privoxy

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves.

Affected products

• Privoxy Privoxy: before 3.0.32 (fixed in 3.0.32)

Published 2021-03-09. Last modified 2026-06-17.