CVE-2026-81455 Dell ThinOS - Authentication Bypass

Dell ThinOS 10 < SecurityAddon_2605.10.2766_T10 contains a missing authentication for critical function vulnerability, letting unauthenticated remote attackers gain unauthorized access, exploit requires remote access.

CVSS base score 8.6 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Published
24 September 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Update to SecurityAddon_2605.10.2766_T10 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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