CVE.org (no NVD analysis yet)· CNA dell

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

HighCVSS 7.2 · v3.1—No exploit Fix available

Noroxi assessment

Priority: Monitor (action score 28/100)

The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
Probability of exploitation in the next 30 days: 0.29% (FIRST EPSS).
Anyone who can reach it over the internet can trigger it. Administrator privileges are required. No user action is required. No special conditions are required; it is repeatable.
Fixed version: Dell System Update 2.3.0.0 or later.
Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to Dell System Update 2.3.0.0 or later or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

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.

Weak crypto

EUVD-2026-93780

Published: Oct 6, 2026
Updated: Oct 13, 2026
EPSS: 0.2% · 22th percentile
CWE: CWE-295

Report tools

JSON

Action score

Monitor

Low priority for now.

CVSS: 28 / 40 · 7.2 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 0 / 30 · 0.2%

CISA SSVC decision

Exploitation: none
Automatable: no
Technical impact: total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD: 7.2
CNA · dell: 7.6; 0.4 point gap

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Get told when this record changes

Not in KEV: no record of exploitation in the wild
No public exploit code on record
A fix has been released

If any of these changes, we'll tell you in the daily email digest.

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

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Vendor	Product	CPE
dell	system update	cpe:2.3:a:dell:system_update

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Versions reported by the vendor

Affected version ranges reported by the assigning authority (dell). Independent of NVD's CPE analysis and usually ahead of it.

Dell System Update
- before 2.3.0.0 or lateraffected · semver

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

dell system updatebefore 2.3.0.0

Same product

dell: all records

Other highest-scoring records for the same primary product.

CVE-2026-86360Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')…
38Monitor
CVE-2026-86362Dell System Update, versions prior to 2.3.0.0, contains an Improper Access Control vulnerability.
32Monitor
CVE-2026-86361Dell System Update, versions prior to 2.3.0.0, contains an Incorrect Permission Assignment for Critical Resource vulnerability.
32Monitor

Published before and after this one in the same product

← EarlierCVE-2021-21529Apr 2, 2021 · Dell System Update (DSU) 1.9 and earlier versions contain a denial of service vulnerability.
22Monitor
← EarlierCVE-2022-34404Feb 10, 2023 · Dell System Update, version 2.0.0 and earlier, contains an Improper Certificate Validation in data parser module.
24Monitor
Later →CVE-2026-71168Oct 6, 2026 · Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')…
31Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / package	Fixed version	Source
Dell System Update	2.3.0.0 or later	Vendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

PublishedOct 6, 2026
Fix recordedOct 6, 2026same day
TodayNov 12, 2026+37 d

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Ori Gabrielreporter

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

TR-26-1263 · Oct 7, 2026(Dell Çoklu Bileşen Güvenlik Bildirimi)

All national notices →

Not on record for this CVE: patch commit or PR link · variant or chain candidate · public bounty program.

Technical details

Attack conditions

Anyone who can reach it over the internet can trigger it.
Administrator privileges are required.
No user action is required.
No special conditions are required; it is repeatable.

If successful

Confidentiality: high · data can be read
Integrity: high · data or configuration can be modified
Availability: high · the service can be disrupted

Attack vector: Network
Attack complexity: Low
Privileges required: High
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

Weakness class (CWE)

CWE-295 · Improper Certificate Validation

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

nvd-primary

Root cause

A certificate validation error is silently swallowed instead of terminating the connection. Often, code added for a test environment makes its way into production.

The bug in code

The whole CWE-295 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

kotlin

1override fun checkServerTrusted(chain: Array<X509Certificate>, type: String) {
2  // Left empty for the test environment
3}

Fixed

kotlin

1val client = OkHttpClient.Builder()
2  .certificatePinner(
3    CertificatePinner.Builder()
4      .add("api.sirius.example", "sha256/…")
5      .build()
6  ).build()

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Attack patterns (CAPEC)

ATT&CK techniques

—

Change log

CVSS7.6 → 7.2Oct 13, 2026, 8:07 PM UTC
SSVC exploitation— → noneOct 9, 2026, 2:07 AM UTC
Exploit maturity— → noneOct 6, 2026, 8:07 PM UTC
Fix✗ → ✓Oct 6, 2026, 8:07 PM UTC

For records you follow, these changes also arrive as notifications. →

References

www.dell.com/support/kbdoc/en-us/000515843/dsa-2026-324-security-update-for-dell-system-update-dsu-vulnerabilities

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records