CVE-2018-7543 Cross-site scripting in n/a

Medium 6.1 Published Updated

Remote attackers can inject arbitrary JavaScript or HTML via the json parameter in the SnapCreek Duplicator plugin installer.

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-2018-7543?

CVE-2018-7543 is a medium-severity cross-site scripting vulnerability in n/a, published on 26 Mar 2018. 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

Cross-site scripting (XSS) vulnerability in installer/build/view.step4.php of the SnapCreek Duplicator plugin 1.2.32 for WordPress allows remote attackers to inject arbitrary JavaScript or HTML via the json parameter.

Weakness: CWE-79

Which versions are affected by CVE-2018-7543?

It affects 1 product.

Products include Awesomemotive Duplicator.

How do I fix CVE-2018-7543?

No fix has been published for CVE-2018-7543 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-2018-7543 being exploited?

There is no known exploitation of CVE-2018-7543 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-x5g3-xc68-hm4x.

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