What is CVE-2017-9340?

CVE-2017-9340 is a medium-severity vulnerability in ownCloud. CVSS score: 6.5/10. Published 2017-07-17.

How severe is CVE-2017-9340?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in ownCloud

CVE-2017-9340

An attacker is logged in as a normal user and can somehow make admin to delete shared folders in ownCloud Server before 10.0.2.

Published 2017-07-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

ownCloud

References

hackerone.com/reports/166581 (Exploit, Third Party Advisory)
owncloud.org/security/advisory/ (Third Party Advisory, Broken Link)

Frequently asked questions

What is CVE-2017-9340?: CVE-2017-9340 is a medium-severity vulnerability in ownCloud. CVSS score: 6.5/10. Published 2017-07-17.
How severe is CVE-2017-9340?: Medium severity. CVSS v3 base score is 6.5 out of 10.