CVE-2020-15983: Debian Linux

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Affected products

• Debian Debian Linux: version 10.0 only
• Fedoraproject Fedora: version 31 only; version 32 only; version 33 only
• Google Chrome: before 86.0.4240.75 (fixed in 86.0.4240.75)
• Opensuse Backports Sle: version 15.0 only

Published 2020-11-03. Last modified 2026-06-17.