Vulnerability · Published Sep 9, 2026 · Assigned by dell
CVE-2026-78491
High 8.2
In plain English
A high-severity improper certificate validation in Secure Connect Gateway 5.0 - Appliance from Dell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.3%top 80.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Dell | Secure Connect Gateway 5.0 - Application | 0 – before 5.36.00.00 or later |
| Dell | Secure Connect Gateway 5.0 - Appliance | 0 – before 5.36.00.16 or later |
Weakness: CWE-295 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H