Vulnerability Report

CVE-2016-9466

Title: Owncloud Cross-Site Scripting (XSS)

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2016-9466.

CWE Category CWE-79

Published Date Mar 28, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 6.1 CVSS v3.0

Exploit Probability (EPSS)

0.46%

Vulnerability Summary

CVE-2016-9466: 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.

Impacted Vendors

owncloud 1

nextcloud 1

Reference Links

https://github.com/nextcloud/gallery/commit/f9ef505c1d60c9041e251682e0f6b3daad952d58 https://github.com/owncloud/gallery/commit/b3b3772fb9bec61ba10d357bef42b676fa474eee https://github.com/owncloud/gallery/commit/dc4887f1afcc0cf304f4a0694075c9364298ad8a https://hackerone.com/reports/165686 https://nextcloud.com/security/advisory/?id=nc-sa-2016-009 https://owncloud.org/security/advisory/?id=oc-sa-2016-019 https://github.com/nextcloud/gallery/commit/f9ef505c1d60c9041e251682e0f6b3daad952d58 https://github.com/owncloud/gallery/commit/b3b3772fb9bec61ba10d357bef42b676fa474eee https://github.com/owncloud/gallery/commit/dc4887f1afcc0cf304f4a0694075c9364298ad8a https://hackerone.com/reports/165686 https://nextcloud.com/security/advisory/?id=nc-sa-2016-009 https://owncloud.org/security/advisory/?id=oc-sa-2016-019

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

6.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns