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CVE-2023-6005 EventON (Free < 2.2.7, Premium < 4.5.5) - Admin+ Stored Cross-Site Scripting

Medium 4.8 Published Updated

Admin users can inject malicious scripts via unsanitized settings in EventON, bypassing unfiltered_html restrictions in multisite setups.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-6005?

CVE-2023-6005 is a medium-severity cross-site scripting vulnerability in Unknown EventON, published on 16 Jan 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

The EventON WordPress plugin before 4.5.5, EventON WordPress plugin before 2.2.7 does not sanitize and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Weakness: CWE-79, CWE-116

Which versions are affected by CVE-2023-6005?

It affects 1 product.

Products include Myeventon Eventon.

How do I fix CVE-2023-6005?

No fix has been published for CVE-2023-6005 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-2023-6005 being exploited?

There is no known exploitation of CVE-2023-6005 in the wild and no public exploit code.

Sources

Also known as GHSA-cf62-62c9-rpwv.

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