Medium (4.2). EPSS 0.2% chance of exploitation in the next 30 days.
An issue was discovered in Stormshield Network Security (SNS) 4.0.0 through 4.3.25, 4.4.0 through 4.7.5, and 4.8.0. Certain manipulations allow restarting in single-user mode despite the activation of secure boot. The following versions fix this: 4.3.27, 4.7.6, and 4.8.2.
Severity
CVSS 3.1
4.2 medium
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)