---
id: CVE-2026-78490
title: >-
  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
summary: >-
  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 a…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-307
vendor: dell
product: secure_connect_gateway
affected:
  - secure_connect_gateway < 5.36.00.00
  - secure_connect_gateway < 5.36.00.16
patched:
  - secure_connect_gateway 5.36.00.16
published: '2026-09-09'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T19:51:14.053'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78490'
references:
  - url: >-
      https://www.dell.com/support/kbdoc/en-in/000503426/dsa-2026-382-security-update-for-dell-secure-connect-gateway-virtual-edition-multiple-vulnerabilities
    label: security_alert@emc.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-09T12:54:17.558589Z'
ingestedAt: '2026-09-10T19:26:55.342Z'
epss: 0.00291
epssPercentile: 0.21889
---

## Overview

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

- `secure_connect_gateway < 5.36.00.00`
- `secure_connect_gateway < 5.36.00.16`

## Remediation

Upgrade past the affected range:

- `secure_connect_gateway 5.36.00.16`