CVE-2026-79636: 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,

Q: How do I fix CVE-2026-79636?

secure connect gateway: upgrade to 5.36.00.00, 5.36.00.16. Exact commands for each OS are on this page.

Q: Is CVE-2026-79636 being exploited?

CVE-2026-79636 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-79636 affect?

CVE-2026-79636 affects secure connect gateway. Severity is high (CVSS 7.0). 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 c

Q: How urgent is CVE-2026-79636?

Priority 32/100. High severity; Remotely exploitable, no login, no user action

Routine

HIGH 7.0REMOTEUPGRADE

CVE-2026-79636 is a high-severity flaw (CVSS 7.0) affecting secure connect gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 unauthorized access.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.0 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 90%)
CISA exploited list	No
Weakness	CWE-297
Published	2026-09-09
Last modified	2026-09-09

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-09-09 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-09 08:17 UTCPublished CVE record published
2026-09-09 20:17 UTCUpdated Record last modified

dell secure connect gateway UPGRADE

Affected: < 5.36.00.00 · < 5.36.00.16

Fixed in: 5.36.00.00, 5.36.00.16

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy secure-connect-gateway || rpm -q secure-connect-gateway || secure-connect-gateway --version

2. UPGRADE to 5.36.00.00 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade secure-connect-gateway

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade secure-connect-gateway

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-79636?

secure connect gateway: upgrade to 5.36.00.00, 5.36.00.16. Exact commands for each OS are on this page.

Is CVE-2026-79636 being exploited?

CVE-2026-79636 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-79636 affect?

CVE-2026-79636 affects secure connect gateway. Severity is high (CVSS 7.0). 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 c

How urgent is CVE-2026-79636?

Priority 32/100. High severity; Remotely exploitable, no login, no user action

Software pages

Dell vulnerabilities

Related CVEs

CVE-2026-79970 MEDIUM 5.6 UPGRADE 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,
CVE-2026-79971 MEDIUM 5.3 UPGRADE 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,
CVE-2026-79969 MEDIUM 5.3 UPGRADE 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,
CVE-2026-79968 MEDIUM 5.6 UPGRADE 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,
CVE-2026-79946 MEDIUM 5.3 UPGRADE 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,

References

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