CVE-2020-8164: Debian Linux

High severity, CVSS 7.5. EPSS: 4.9% chance of exploitation in the next 30 days.

A deserialization of untrusted data vulnerability exists in rails < 5.2.4.3, rails < 6.0.3.1 which can allow an attacker to supply information can be inadvertently leaked fromStrong Parameters.

Affected products

• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only
• Opensuse Backports Sle: version 15.0 only
• Opensuse Leap: version 15.1 only; version 15.2 only
• Rubyonrails Rails: before 5.2.4.3 (fixed in 5.2.4.3); from 6.0.0, before 6.0.3.1 (fixed in 6.0.3.1)

Published 2020-06-19. Last modified 2026-06-17.