What is the severity of CVE-2017-0893?

CVE-2017-0893 is classified as a medium severity vulnerability due to its potential to allow cross-site scripting (XSS) attacks.

How do I fix CVE-2017-0893?

To fix CVE-2017-0893, upgrade Nextcloud Server to version 9.0.58 or later, or versions 10.0.5 or later, or 11.0.3 or later.

Which versions of Nextcloud Server are affected by CVE-2017-0893?

CVE-2017-0893 affects Nextcloud Server versions prior to 9.0.58, 10.0.5, and 11.0.3.

What type of vulnerability is CVE-2017-0893?

CVE-2017-0893 is a cross-site scripting (XSS) vulnerability that arises from the use of a vulnerable JavaScript library.

Can CVE-2017-0893 be exploited in all browsers?

CVE-2017-0893 primarily affects users of Safari 10.1 and 10.2 due to a specific behavior change in these versions.

Vulnerability/
CVE-2017-0893

medium

5.4

CWE

8/5/2017

5/8/2024

CVE-2017-0893: XSS

First published: Mon May 08 2017(Updated: )

Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.

Credit: support@hackerone.com

Affected Software	Affected Version	How to fix
Nextcloud Server	<9.0.58
Nextcloud Server	>=10.0.0<10.0.5
Nextcloud Server	>=11.0.0<11.0.3

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Frequently Asked Questions

What is the severity of CVE-2017-0893?
CVE-2017-0893 is classified as a medium severity vulnerability due to its potential to allow cross-site scripting (XSS) attacks.
How do I fix CVE-2017-0893?
To fix CVE-2017-0893, upgrade Nextcloud Server to version 9.0.58 or later, or versions 10.0.5 or later, or 11.0.3 or later.
Which versions of Nextcloud Server are affected by CVE-2017-0893?
CVE-2017-0893 affects Nextcloud Server versions prior to 9.0.58, 10.0.5, and 11.0.3.
What type of vulnerability is CVE-2017-0893?
CVE-2017-0893 is a cross-site scripting (XSS) vulnerability that arises from the use of a vulnerable JavaScript library.
Can CVE-2017-0893 be exploited in all browsers?
CVE-2017-0893 primarily affects users of Safari 10.1 and 10.2 due to a specific behavior change in these versions.

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