Vulnerability in Dell Secure Connect Gateway 5.0 - Appliance

CVE-2026-80172

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 Insufficient Verification of Data Authenticity vulnerability. An unauthenticated attacker with remote access could exploit this, leading to unauthorized access. This vulnerability is considered critical as an unauthenticated attacker can repeatedly reuse a captured request to generate ADMIN access and refresh tokens. Since there is no nonce validation or time limit on requests, the attack can be performed indefinitely. Dell recommends customers to upgrade at the earliest opportunity

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-80172?
CVE-2026-80172 is a critical-severity vulnerability in Dell Secure Connect Gateway 5.0 - Appliance, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.8/10. Published 2026-09-09.
How severe is CVE-2026-80172?
Critical severity. CVSS v3 base score is 9.8 out of 10.