CVE-2021-4195 XSS in Firmanet Software and Technology Customer Relation Manager

Medium 6.1 Published Updated

An attacker can inject malicious scripts into web pages viewed by other users, potentially stealing sessions or executing code.

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-2021-4195?

CVE-2021-4195 is a medium-severity cross-site scripting vulnerability in Firmanet Software and Technology Customer Relation Manager, published on 14 Mar 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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Firmanet Software and Technology Customer Relation Manager allows XSS Targeting HTML Attributes.

This issue affects Customer Relation Manager: before 2022.03.13.

Weakness: CWE-79

Which versions are affected by CVE-2021-4195?

It affects 1 product.

Products include Firmanet Customer Relation Manager.

How do I fix CVE-2021-4195?

No fix has been published for CVE-2021-4195 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-2021-4195 being exploited?

There is no known exploitation of CVE-2021-4195 in the wild and no public exploit code.

Sources

Also known as GHSA-x42x-687w-4qwf.

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