What is CVE-2026-72557?

CVE-2026-72557 is a high-severity vulnerability in Cockpit Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2026-08-11.

How severe is CVE-2026-72557?

High severity. CVSS v3 base score is 8.8 out of 10.

Arbitrary file upload in Cockpit Cms

CVE-2026-72557

An unrestricted file upload vulnerability in Cockpit CMS 2.6.0 allows authenticated users to upload files of any extension including PHP scripts via the asset upload endpoint. The allowed_uploads configuration defaults to wildcard (*) and…

Vulnerability class: Unrestricted File Upload

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cockpit Cms — versions 0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c

Frequently asked questions

What is CVE-2026-72557?: CVE-2026-72557 is a high-severity vulnerability in Cockpit Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2026-08-11.
How severe is CVE-2026-72557?: High severity. CVSS v3 base score is 8.8 out of 10.