CVE-2025-10300 TopBar <= 1.0.0 - Cross-Site Request Forgery to Settings Update

Medium 4.3 Published Updated

Attackers can trick administrators into updating TopBar plugin settings via forged requests, requiring user interaction.

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-2025-10300?

CVE-2025-10300 is a medium-severity vulnerability in fmeaddons TopBar, published on 15 Oct 2025. 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 TopBar plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.0. This is due to missing or incorrect nonce validation on the fme_nb_topbar_save_settings() function. This makes it possible for unauthenticated attackers to update the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Weakness: CWE-352

Which versions are affected by CVE-2025-10300?

How do I fix CVE-2025-10300?

No fix has been published for CVE-2025-10300 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-10300 being exploited?

There is no known exploitation of CVE-2025-10300 in the wild and no public exploit code.

Sources

Also known as GHSA-h59x-q9rm-pvpp.

Is CVE-2025-10300 in your software?

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