CVE-2023-43345 Cross-site scripting in n/a

High 8.6 Published Updated

A local attacker can execute arbitrary code via a crafted script in the Content - Name parameter of the Pages Menu component in Quick CMS.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-43345?

CVE-2023-43345 is a high-severity cross-site scripting vulnerability in n/a, published on 19 Oct 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Cross-site scripting (XSS) vulnerability in opensolution Quick CMS v.6.7 allows a local attacker to execute arbitrary code via a crafted script to the Content - Name parameter in the Pages Menu component.

Weakness: CWE-79

Which versions are affected by CVE-2023-43345?

It affects 1 product.

Products include Opensolution Quick Cms.

How do I fix CVE-2023-43345?

No fix has been published for CVE-2023-43345 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-2023-43345 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-43345 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-56p2-xp5h-2cf3.

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