CVE-2023-3079: Google Chromium V8 Type Confusion Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2023-06-07. EPSS: 37.9% chance of exploitation in the next 30 days.

Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Affected products

• Couchbase Couchbase Server: before 7.1.5 (fixed in 7.1.5); version 7.2.0 only
• Debian Debian Linux: version 11.0 only; version 12.0 only
• Fedoraproject Fedora: version 37 only; version 38 only
• Google Chrome: before 114.0.5735.110 (fixed in 114.0.5735.110)

Published 2023-06-05. Last modified 2026-10-08.