CVE-2026-78490: Dell Secure Connect Gateway

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Restriction of Excessive Authentication Attempts vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to client-side request forgery.

Affected products

• Dell Secure Connect Gateway: before 5.36.00.00 (fixed in 5.36.00.00); before 5.36.00.16 (fixed in 5.36.00.16)

Published 2026-09-09. Last modified 2026-09-09.