Vulnerability · Published Oct 8, 2026 · Assigned by VulnCheck
CVE-2026-11318Deskin 3.3.4.3 XPC Service Privilege Escalation via Unauthenticated Installer
High 7.8
In plain English
A high-severity missing authentication in DeskIn from Zuler Technology. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
Deskin through 3.3.4.3 contains a privilege escalation vulnerability in the com.deskin.service.installer XPC service that allows local unprivileged attackers to execute arbitrary installer packages as root by connecting to the root-owned service without authentication. Attackers can invoke the privileged installer method to run an attacker-supplied installer, achieving full root compromise of the macOS host.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Zuler Technology | DeskIn | 0 – through 3.3.4.3 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- Researcher Disclosure technical-description, exploit
- Product Page product
- VulnCheck Advisory: Deskin 3.3.4.3 XPC Service Privilege Escalation via Unauthenticated Installer third-party-advisory