CVE-2016-9466

Public Exploit

Description

Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from Reflected XSS in the Gallery application. The gallery app was not properly sanitizing exception messages from the Nextcloud/ownCloud server. Due to an endpoint where an attacker could influence the error message, this led to a reflected Cross-Site-Scripting vulnerability.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.66% Top 30%
Vendor Advisory nextcloud.com Vendor Advisory owncloud.org
Affected: n/a Nextcloud Server & ownCloud Server Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2
Published at:
Updated at:

References

Link Tags
https://nextcloud.com/security/advisory/?id=nc-sa-2016-009 patch vendor advisory
https://github.com/nextcloud/gallery/commit/f9ef505c1d60c9041e251682e0f6b3daad952d58 patch third party advisory issue tracking
https://hackerone.com/reports/165686 third party advisory exploit
https://owncloud.org/security/advisory/?id=oc-sa-2016-019 patch vendor advisory
https://github.com/owncloud/gallery/commit/dc4887f1afcc0cf304f4a0694075c9364298ad8a patch third party advisory issue tracking
https://github.com/owncloud/gallery/commit/b3b3772fb9bec61ba10d357bef42b676fa474eee patch third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2016-9466?
CVE-2016-9466 has been scored as a medium severity vulnerability.
How to fix CVE-2016-9466?
To fix CVE-2016-9466, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9466 being actively exploited in the wild?
It is possible that CVE-2016-9466 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-9466?
CVE-2016-9466 affects n/a Nextcloud Server & ownCloud Server Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2.
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