CVE-2020-18449 Cross-site scripting in n/a

Medium 5.4 Published Updated

An attacker can inject malicious scripts into the index function of UKCMS, potentially executing code or stealing data from users.

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-2020-18449?

CVE-2020-18449 is a medium-severity cross-site scripting vulnerability in n/a, published on 12 Aug 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross Site Scripting (XSS) vulnerability exists in UKCMS v1.1.10 via data in the index function in Single.php

Weakness: CWE-79

Which versions are affected by CVE-2020-18449?

It affects 1 product.

Products include Ukcms Ukcms.

How do I fix CVE-2020-18449?

No fix has been published for CVE-2020-18449 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-2020-18449 being exploited?

There is no known exploitation of CVE-2020-18449 in the wild and no public exploit code.

Sources

Also known as GHSA-8fj3-r29c-jc2q.

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