What is CVE-2014-10074?

CVE-2014-10074 is a critical-severity vulnerability in Umbraco Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2018-08-27.

How severe is CVE-2014-10074?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Umbraco Cms

CVE-2014-10074

Umbraco before 7.2.0 has a remote PHP code execution vulnerability because Umbraco.Web.UI/config/umbracoSettings.Release.config does not block the upload of .php files.

Vulnerability class: Unrestricted File Upload

Published 2018-08-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.028 (86.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000

Affected products

Umbraco Cms

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

github.com/Umbraco/Umbraco-CMS/commit/cad06502235acabf7fb7dca779d2f78f08547e39 (Patch, Third Party Advisory)
issues.umbraco.org/issue/U4-5901 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2014-10074?: CVE-2014-10074 is a critical-severity vulnerability in Umbraco Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2018-08-27.
How severe is CVE-2014-10074?: Critical severity. CVSS v3 base score is 9.8 out of 10.