CVE-2026-81051: Medium severity Dell ThinOS 10 vulnerability

Published Sep 10, 2026
·
Updated

Dell ThinOS 10, versions prior to 260510.2616, contain a Security Version Number Mutable to Older Versions vulnerability. A low privileged attacker with physical access could potentially exploit this vulnerability, leading to Protection mechanism bypass.

Affected Software

41 affected components
Dell ThinOS 10<2605_10.2616
All of the following
Dell ThinOS<2605_10.2616
Any of the following
Dell Latitude 3330
Dell Latitude 3420
Dell Latitude 3440
Dell Latitude 3450
Dell Latitude 5440
Dell Latitude 5450
Dell Latitude 5520
Dell Latitude 5530
Dell Latitude 5540
Dell Latitude 5550
Dell Optiplex 3000 Tc
Dell Optiplex 5400 All-in-one
Dell Optiplex 7020
Dell Optiplex All-in-one 7410
Dell Optiplex All-in-one 7420
Dell Optiplex Micro Plus 7010
Dell Precision 3260 Compact
Dell Precision 3280
Dell Pro 14 Pc14250
Dell Pro 16 Pc16250
Dell Pro 16 Plus Pb16250
Dell Pro 24 All-in-one
Dell Pro 24 All-in-one \(65w\) Qc24250
Dell Pro 24 All-in-one Plus Qb24250
Dell Pro Max 14
Dell Pro Max 16 Plus
Dell Pro Max Microfcm2250
Dell Pro Micro-thin Client Q9m1260
Dell Pro Micro Qcm1250
Dell Pro Rugged 13 Ra13250
Dell Pro Rugged 14 Rb14250
Dell Pro Slim Low Sff
Dell Pro Slim Plus Xe5 Oem Qbs1250
Dell Pro Tower Plus Xe5 Oem Qbt1250
Dell Pro Tower Qct1250
Dell Wyse 5070 Extended Thin Client
Dell Wyse 5070 Thin Client
Dell Wyse 5470 All-in-one Thin Client
Dell Wyse 5470 Mtc

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Dell ThinOS 10 to a version that resolves this vulnerability.

    Fixed in 2605_10.2616

Event History

Sep 10, 2026
CVE Published
via MITRE·03:37 PM
Data Sourced
via MITRE·03:37 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:17 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

Who is realistically exposed to this issue?

Devices running Dell ThinOS 10 versions earlier than 2605_10.2616 are affected. Exploitation requires physical access and a low-privileged attacker account or access level.

2

What does an attacker need to exploit it?

The attacker needs physical access to the ThinOS 10 device and low privileges. No user interaction is identified as required by the supplied severity vector.

3

What is the impact if exploitation succeeds?

Successful exploitation could bypass a protection mechanism by allowing the Security Version Number to be changed to an older version. The provided severity information indicates potential high impact to confidentiality, integrity, and availability.

Contact

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