CVE-2013-2303: Fenrir-Inc Sleipnir

Medium severity, CVSS 5.0. EPSS: 1% chance of exploitation in the next 30 days.

Sleipnir 4.0.0.4000 and earlier on Windows allows remote attackers to spoof the SSL lock icon and address-bar colors via unspecified vectors.

Affected products

• Fenrir-Inc Sleipnir: up to and including 4.0.0.4000; version 3.9.1.4000 only

Published 2013-04-16. Last modified 2026-06-16.