CVE-2023-6296 osCommerce Instant Message compare cross site scripting

Medium 4.3 Published Updated

Remote attackers can inject malicious scripts via the compare parameter in osCommerce, potentially leading to session hijacking or code execution.

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-2023-6296?

CVE-2023-6296 is a medium-severity cross-site scripting vulnerability in Oscommerce Oscommerce, published on 26 Nov 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

A vulnerability was found in osCommerce 4. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /catalog/compare of the component Instant Message Handler. The manipulation of the argument compare with the input 40dz4iq"><script>alert(1)</script>zohkx leads to cross site scripting. The attack may be launched remotely. VDB-246122 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-79

Which versions are affected by CVE-2023-6296?

It affects 1 product.

Products include Oscommerce Oscommerce.

How do I fix CVE-2023-6296?

No fix has been published for CVE-2023-6296 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-2023-6296 being exploited?

There is no known exploitation of CVE-2023-6296 in the wild and no public exploit code.

All Oscommerce Oscommerce vulnerabilities

Sources

Also known as GHSA-63fm-6c9f-hvf6.

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