CVE-2026-78490

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-09 · updated 2026-09-09
Weakness: CWE-307

Description

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 (SCG) 5.0 Appliance - SRS: before 5.36.00.00; before 5.36.00.16 — fixed in 5.36.00.00, 5.36.00.16

How to fix

Upgrade to a fixed version: Dell Secure Connect Gateway (SCG) 5.0 Appliance - SRS 5.36.00.00, 5.36.00.16. Check the vendor advisory for mitigations.

References

https://www.dell.com/support/kbdoc/en-in/000503426/dsa-2026-382-security-update-for-dell-secure-connect-gateway-virtual-edition-multiple-vulnerabilities

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