What is CVE-2017-5211?

CVE-2017-5211 is a high-severity vulnerability in Open-Xchange Appsuite, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-05-23.

How severe is CVE-2017-5211?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Open-Xchange Appsuite

CVE-2017-5211

Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Content Spoofing.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-05-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.011 (65.2th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Open-Xchange Appsuite

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

ox.com (Not Applicable, Broken Link)
open-xchange.com (Product)
documentation.open-xchange.com/7.8.4/release-notes/release-notes.html (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2017-5211?: CVE-2017-5211 is a high-severity vulnerability in Open-Xchange Appsuite, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-05-23.
How severe is CVE-2017-5211?: High severity. CVSS v3 base score is 7.5 out of 10.