CVE-2026-40713: Dell ThinOS 10, versions prior to ThinOS10 2602_10.0765, contain an Improper Access control vulnerability

Q: How do I fix CVE-2026-40713?

thinos: upgrade to 2602_10.0765. Exact commands for each OS are on this page.

Q: Is CVE-2026-40713 being exploited?

CVE-2026-40713 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-2026-40713 affect?

CVE-2026-40713 affects thinos. Severity is medium (CVSS 6.1). Dell ThinOS 10, versions prior to ThinOS10 2602_10.0765, contain an Improper Access control vulnerability. An unauthenticated attacker with physical access could potentially exploit this vulnerability, leading to Information exposure.

Q: How urgent is CVE-2026-40713?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2026-40713 is a medium-severity flaw (CVSS 6.1) affecting thinos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell ThinOS 10, versions prior to ThinOS10 2602_10.0765, contain an Improper Access control vulnerability. An unauthenticated attacker with physical access could potentially exploit this vulnerability, leading to Information exposure.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Physical
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 96%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-06-02
Last modified	2026-07-22

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-07-22 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-02 17:16 UTCPublished CVE record published
2026-07-22 19:10 UTCUpdated Record last modified

dell thinos UPGRADE

Affected: < 2602_10.0765

Fixed in: 2602_10.0765

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2026-40713?

thinos: upgrade to 2602_10.0765. Exact commands for each OS are on this page.

Is CVE-2026-40713 being exploited?

CVE-2026-40713 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-2026-40713 affect?

CVE-2026-40713 affects thinos. Severity is medium (CVSS 6.1). Dell ThinOS 10, versions prior to ThinOS10 2602_10.0765, contain an Improper Access control vulnerability. An unauthenticated attacker with physical access could potentially exploit this vulnerability, leading to Information exposure.

How urgent is CVE-2026-40713?

Priority 22/100. No elevated risk signals yet.

Software pages

Dell vulnerabilities

Related CVEs

CVE-2026-61419 HIGH 7.8 UPGRADE Dell ThinOS 10, versions prior to 2605_10.2518, contain an Improper Access Control vulnerability
CVE-2026-81046 CRITICAL 9.4 UPGRADE Dell ThinOS 10, versions prior to 2605_10.2616, contain a Protection Mechanism Failure vulnerability
CVE-2026-81048 CRITICAL 9.6 UPGRADE Dell ThinOS 10, versions prior to 2605_10.2616, contain an Improper Neutralization of Special Elements used in
CVE-2026-81049 MEDIUM 4.4 UPGRADE Dell ThinOS 10, versions prior to 2605_10.2616, contain a Missing Support for Integrity Check vulnerability
CVE-2026-81051 MEDIUM 6.6 UPGRADE Dell ThinOS 10, versions prior to 2605_10.2616, contain a Security Version Number Mutable to Older Versions vu

References

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