What is CVE-2026-42748?

CVE-2026-42748 is a critical-severity vulnerability in Wpify Woo Czech, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-05-27.

How severe is CVE-2026-42748?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Arbitrary file upload in Wpify Woo Czech

CVE-2026-42748

Unrestricted Upload of File with Dangerous Type vulnerability in WPify WPify Woo Czech wpify-woo allows Upload a Web Shell to a Web Server.This issue affects WPify Woo Czech: from n/a through <= 5.4.1.

Vulnerability class: Unrestricted File Upload

EPSS: 0.000 (15.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Wpify Woo Czech — versions 0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-42748?: CVE-2026-42748 is a critical-severity vulnerability in Wpify Woo Czech, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-05-27.
How severe is CVE-2026-42748?: Critical severity. CVSS v3 base score is 9.9 out of 10.