What is CVE-2026-28442?

CVE-2026-28442 is a high-severity vulnerability in Icewhaletech Zimaos, classified under External Control of File Name or Path. CVSS score: 8.6/10. Published 2026-03-05.

How severe is CVE-2026-28442?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Icewhaletech Zimaos

CVE-2026-28442

ZimaOS is a fork of CasaOS, an operating system for Zima devices and x86-64 systems with UEFI. In version 1.5.2-beta3, users are restricted from deleting internal system files or folders through the application interface. However, when int…

EPSS: 0.001 (21.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Icewhaletech Zimaos — versions = 1.5.2-beta3

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

References

https://github.com/IceWhaleTech/ZimaOS/security/advisories/GHSA-q5hp-59wm-9xq3 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-28442?: CVE-2026-28442 is a high-severity vulnerability in Icewhaletech Zimaos, classified under External Control of File Name or Path. CVSS score: 8.6/10. Published 2026-03-05.
How severe is CVE-2026-28442?: High severity. CVSS v3 base score is 8.6 out of 10.