CVE-2019-7543 Cross-site scripting in n/a

Medium 6.1 Published Updated

Reflected Cross-site Scripting in KindEditor allows attackers to execute arbitrary scripts in victim browsers via the demo.php content1 parameter.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-7543?

CVE-2019-7543 is a medium-severity cross-site scripting vulnerability in n/a, published on 6 Feb 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In KindEditor 4.1.11, the php/demo.php content1 parameter has a reflected Cross-site Scripting (XSS) vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2019-7543?

It affects 1 product.

Products include Kindsoft Kindeditor.

How do I fix CVE-2019-7543?

No fix has been published for CVE-2019-7543 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2019-7543 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-7543 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-28cf-wp7q-c9fm.

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