CVE-2021-28979: Thalesgroup Safenet Keysecure

Medium severity, CVSS 6.5. EPSS: 1.2% chance of exploitation in the next 30 days.

SafeNet KeySecure Management Console 8.12.0 is vulnerable to HTTP response splitting attacks. A remote attacker could exploit this vulnerability using specially-crafted URL to cause the server to return a split response, once the URL is clicked.

Affected products

• Thalesgroup Safenet Keysecure: up to and including 8.12.0

Published 2021-06-16. Last modified 2026-07-09.