CVE-2005-3750: Opera Browser

High severity, CVSS 7.5. EPSS: 6.4% chance of exploitation in the next 30 days.

Opera before 8.51 on Linux and Unix systems allows remote attackers to execute arbitrary code via shell metacharacters (backticks) in a URL that another product provides in a command line argument when launching Opera.

Affected products

• Opera Opera Browser: before 8.51 (fixed in 8.51)

Published 2005-11-22. Last modified 2026-06-16.