CVE-2021-24467 Leaflet Map < 3.0.0 - Arbitrary Settings Update via CSRF Leading to Stored XSS

Medium 6.5 Published Updated

Attackers can force admins to update settings via CSRF, leading to stored XSS and potential code execution in the Leaflet Map WordPress plugin.

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-2021-24467?

CVE-2021-24467 is a medium-severity vulnerability in Unknown Leaflet Map, published on 9 Aug 2021. 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 Leaflet Map WordPress plugin before 3.0.0 does not verify the CSRF nonce when saving its settings, which allows attackers to make a logged in admin update the settings via a Cross-Site Request Forgery attack. This could lead to Cross-Site Scripting issues by either changing the URL of the JavaScript library being used, or using malicious attributions which will be executed in all page with an embed map from the plugin

Weakness: CWE-79, CWE-352

Which versions are affected by CVE-2021-24467?

It affects 1 product.

Products include Leaflet Map Project Leaflet Map.

How do I fix CVE-2021-24467?

No fix has been published for CVE-2021-24467 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-24467 being exploited?

There is no known exploitation of CVE-2021-24467 in the wild and no public exploit code.

Sources

Also known as GHSA-xqqw-c6r3-8gjc.

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