CVE-2025-41391 Cross-site scripting in PowerCMS

Medium 5.1 Published 31 Jul 2025 Updated 31 Jul 2025

Stored cross-site scripting in PowerCMS allows attackers to execute arbitrary scripts in users' browsers via malicious pages.

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

What is CVE-2025-41391?

CVE-2025-41391 is a medium-severity cross-site scripting vulnerability in Alfasado Inc. PowerCMS, published on 31 Jul 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Stored cross-site scripting vulnerability exists in multiple versions of PowerCMS. If a product user accesses a malicious page, an arbitrary script may be executed on the browser.

Weakness: CWE-79

Which versions are affected by CVE-2025-41391?

It affects 1 product.

Products include Alfasado Powercms.

How do I fix CVE-2025-41391?

No fix has been published for CVE-2025-41391 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-2025-41391 being exploited?

There is no known exploitation of CVE-2025-41391 in the wild and no public exploit code.

Sources

Also known as GHSA-273r-f986-fq9q.