CVE-2023-2518 Easy Forms for Mailchimp < 6.8.9 - Reflected XSS

Medium 6.1 Published Updated

Reflected XSS in Easy Forms for Mailchimp allows attackers to execute scripts against admins when debug mode is enabled.

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-2023-2518?

CVE-2023-2518 is a medium-severity cross-site scripting vulnerability in Unknown Easy Forms for Mailchimp, published on 30 May 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

The Easy Forms for Mailchimp WordPress plugin before 6.8.9 does not sanitise and escape a parameter before outputting it back in the page when the debug option is enabled, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Which versions are affected by CVE-2023-2518?

It affects 1 product.

Products include Yikesinc Easy Forms for Mailchimp.

How do I fix CVE-2023-2518?

No fix has been published for CVE-2023-2518 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-2023-2518 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2518 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-qx4c-77h7-7fwj.

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