CVE-2020-20522 Cross-site scripting in n/a

Medium 6.1 Published Updated

A remote attacker can execute arbitrary code via the registering user parameter in KiteCMS due to a Cross Site Scripting vulnerability.

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-2020-20522?

CVE-2020-20522 is a medium-severity cross-site scripting vulnerability in n/a, published on 4 Apr 2023. 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 vulnerability found in KiteCMS v.1.1 allows a remote attacker to execute arbitrary code via the registering user parameter.

Weakness: CWE-79

Which versions are affected by CVE-2020-20522?

It affects 1 product.

Products include Kitesky Kitecms.

How do I fix CVE-2020-20522?

No fix has been published for CVE-2020-20522 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-2020-20522 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-20522 exists.

Sources

Also known as GHSA-rjmm-56h4-v6xx.

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