CVE-2026-40715 Privilege escalation in ThinOS 10

What is CVE-2026-40715?

CVE-2026-40715 is a high-severity vulnerability in Dell ThinOS 10, published on 2 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dell ThinOS 10, versions prior to ThinOS10 2602_10.0765, contain an Improper Access Control vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Privilege Escalation.

Weakness: CWE-284

Which versions are affected by CVE-2026-40715?

It affects 1 product.

Products include Dell Thinos.

How do I fix CVE-2026-40715?

No fix has been published for CVE-2026-40715 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-40715 being exploited?

There is no known exploitation of CVE-2026-40715 in the wild and no public exploit code.

Other vulnerabilities in Dell ThinOS 10

• CVE-2026-81467 Command injection in ThinOS 10 Critical 9.8
• CVE-2026-81048 Command injection in ThinOS 10 Critical 9.6
• CVE-2025-43728 Security feature bypass in ThinOS 10 Critical 9.6
• CVE-2026-81046 Security feature bypass in ThinOS 10 Critical 9.4
• CVE-2026-81468 Command injection in ThinOS 10 Critical 9.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-54h6-7v4f-8wp6.