CVE-2026-63697: Dell System Update, versions prior to 2.3.0.0, contains an Improper Certificate Validation vulnerability

Q: How do I fix CVE-2026-63697?

system update: upgrade to 2.3.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-63697 being exploited?

CVE-2026-63697 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-2026-63697 affect?

CVE-2026-63697 affects system update. Severity is high (CVSS 7.6). Dell System Update, versions prior to 2.3.0.0, contains an Improper Certificate Validation vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote execution.

Routine

HIGH 7.6UPGRADE

CVE-2026-63697 is a high-severity flaw (CVSS 7.6) affecting system update. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell System Update, versions prior to 2.3.0.0, contains an Improper Certificate Validation vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote execution.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.6 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-295
Published	2026-10-06
Last modified	2026-10-13

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-10-13 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-06 19:18 UTCPublished CVE record published
2026-10-13 19:15 UTCUpdated Record last modified

dell system update UPGRADE

Affected: < 2.3.0.0

Fixed in: 2.3.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy system-update || rpm -q system-update || system-update --version

2. UPGRADE to 2.3.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade system-update

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade system-update

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-2026-63697?

system update: upgrade to 2.3.0.0. Exact commands for each OS are on this page.

Is CVE-2026-63697 being exploited?

CVE-2026-63697 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-2026-63697 affect?

CVE-2026-63697 affects system update. Severity is high (CVSS 7.6). Dell System Update, versions prior to 2.3.0.0, contains an Improper Certificate Validation vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote execution.

How urgent is CVE-2026-63697?

Priority 32/100. High severity

Software pages

Dell vulnerabilities

Related CVEs

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References

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