What is CVE-2017-9069?

CVE-2017-9069 is a high-severity vulnerability in Modx Revolution, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2017-05-18.

How severe is CVE-2017-9069?

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

Arbitrary file upload in Modx Revolution

CVE-2017-9069

In MODX Revolution before 2.5.7, a user with file upload permissions is able to execute arbitrary code by uploading a file with the name .htaccess.

Vulnerability class: Unrestricted File Upload

Published 2017-05-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (78.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Modx Revolution

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

citadelo.com/en/2017/04/modx-revolution-cms/ (Exploit, Patch, Third Party Advisory)
github.com/modxcms/revolution/pull/13423 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-9069?: CVE-2017-9069 is a high-severity vulnerability in Modx Revolution, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2017-05-18.
How severe is CVE-2017-9069?: High severity. CVSS v3 base score is 8.8 out of 10.