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Medium severity · published Sep 7, 2026
CVE-2026-79943
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 Validation of Certificate with Host Mismatch…
4.8
CVSS
0.1%
EPSS
No
On KEV
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 Validation of Certificate with Host Mismatch vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to protection mechanism bypass.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SC
Secure Connect Gateway 5.0 - Appliance · Dell
before 5.36.00.16 or later · source: vendor
SC
Secure Connect Gateway 5.0 - Application · Dell
before 5.36.00.00 or later · source: vendor
SC
Secure Connect Gateway · Dell
before 5.36.00.00; before 5.36.00.16 · source: NVD
Affected product
SC
Secure Connect Gateway 5.0 - Appliance
Dell
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-79943
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-79943
Vendor Advisory
https://www.dell.com/support/kbdoc/en-in/000503426/dsa-2026-382-security-update-for-dell-secure-connect-gateway-virtual-edition-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9
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