CVE-2017-18454 Cross-site scripting in n/a

Medium 5.4 Published Updated

Stored XSS in cPanel WHM cPAddons interface allows attackers to execute scripts, potentially leading to account takeover.

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

What is CVE-2017-18454?

CVE-2017-18454 is a medium-severity cross-site scripting vulnerability in Cpanel Cpanel, published on 2 Aug 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

cPanel before 62.0.24 allows stored XSS in the WHM cPAddons install interface (SEC-262).

Weakness: CWE-79

Which versions are affected by CVE-2017-18454?

It affects 1 product.

Products include Cpanel Cpanel.

How do I fix CVE-2017-18454?

No fix has been published for CVE-2017-18454 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-2017-18454 being exploited?

There is no known exploitation of CVE-2017-18454 in the wild and no public exploit code.

All Cpanel Cpanel vulnerabilities

Sources

Also known as GHSA-98cf-f4wr-fw6x.

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