CVE-2018-17835 Cross-site scripting in n/a

Medium 4.8 Published Updated

An administrator can inject stored XSS payloads via the Custom Permalink Structure setting, affecting all pages in GetSimple CMS.

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

What is CVE-2018-17835?

CVE-2018-17835 is a medium-severity cross-site scripting vulnerability in n/a, published on 1 Oct 2018. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

An issue was discovered in GetSimple CMS 3.3.15. An administrator can insert stored XSS via the admin/settings.php Custom Permalink Structure parameter, which injects the XSS payload into any page created at the admin/pages.php URI.

Weakness: CWE-79

Which versions are affected by CVE-2018-17835?

It affects 1 product.

Products include Get-Simple Getsimple Cms.

How do I fix CVE-2018-17835?

No fix has been published for CVE-2018-17835 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-2018-17835 being exploited?

There is no known exploitation of CVE-2018-17835 in the wild and no public exploit code.

Sources

Also known as GHSA-vwv6-58gf-r7wp.

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