CVE-2020-18475 Cross-site scripting in n/a

Medium 5.4 Published Updated

Attackers can inject malicious scripts via the message title field, leading to code execution when other users view the message.

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-2020-18475?

CVE-2020-18475 is a medium-severity cross-site scripting vulnerability in n/a, published on 26 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) vulnerabilty exists in Hucart CMS 5.7.4 is via the mes_title field. The first user inserts a malicious script into the header field of the outbox and sends it to other users. When other users open the email, the malicious code will be executed.

Weakness: CWE-79

Which versions are affected by CVE-2020-18475?

It affects 1 product.

Products include Hucart Hucart.

How do I fix CVE-2020-18475?

No fix has been published for CVE-2020-18475 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-2020-18475 being exploited?

There is no known exploitation of CVE-2020-18475 in the wild and no public exploit code.

Sources

Also known as GHSA-hgfp-jcxr-8j6r.

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