Improper Authentication Attempts in Dell SCG 5.0 Appliance and Application
CVE-2026-78490

7.5HIGH

Key Information:

Vendor

Dell
Status
Secure Connect Gateway 5.0 - Application
Secure Connect Gateway 5.0 - Appliance
Vendor
CVE Published:
9 September 2026

What is CVE-2026-78490?

The Dell SCG 5.0 Appliance and Application are susceptible to a vulnerability that allows an unauthenticated attacker to exploit improper restrictions on excessive authentication attempts. If successfully exploited, this could result in client-side request forgery, enabling an attacker to forge requests on behalf of a legitimate user. It is crucial for users of affected products to apply the necessary security updates to mitigate potential risks.

Affected Version(s)

Secure Connect Gateway 5.0 - Appliance 0 < 5.36.00.16 or later

Secure Connect Gateway 5.0 - Application 0 < 5.36.00.00 or later

References

https://www.dell.com/support/kbdoc/en-in/000503426/dsa-20...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.