CVE-2021-44749: F-Secure Safe

Critical severity, CVSS 9.6. EPSS: 0.8% chance of exploitation in the next 30 days.

A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling can be triggered to cause universal cross-site scripting through browsing protection in a SAFE web browser. User interaction is required prior to exploitation. A successful exploitation may lead to arbitrary code execution.

Affected products

• F-Secure Safe: version 18.5 only

Published 2022-03-06. Last modified 2026-06-17.