CVE-2025-26877 WordPress Front End Users Plugin <= 3.2.30 - Cross Site Scripting (XSS) vulnerability

What is CVE-2025-26877?

CVE-2025-26877 is a medium-severity cross-site scripting vulnerability in Rustaurius Front End Users, published on 25 Feb 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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Front End Users front-end-only-users allows Stored XSS.This issue affects Front End Users: from n/a through <= 3.2.30.

Weakness: CWE-79

Which versions are affected by CVE-2025-26877?

It affects 1 product.

Products include Etoilewebdesign Front End Users.

How do I fix CVE-2025-26877?

No fix has been published for CVE-2025-26877 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-2025-26877 being exploited?

There is no known exploitation of CVE-2025-26877 in the wild and no public exploit code.

Other vulnerabilities in Rustaurius Front End Users

• CVE-2025-2005 Front-End-Only-Users <= 3.2.32 - Unauthenticated Arbitrary File Upload Critical 9.8
• CVE-2024-7607 Front End Users <= 3.2.28 - Authenticated (Contributor+) Time-Based SQL Injection High 8.8
• CVE-2024-13569 Front End Users <= 3.2.32 - Reflected XSS High 7.1
• CVE-2023-33322 WordPress Front End Users plugin < 3.2.25 - Cross Site Scripting (XSS) vulnerability High 7.1
• CVE-2023-34005 WordPress Front End Users Plugin <= 3.2.24 is vulnerable to Cross Site Request Forgery (CSRF) Medium 6.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-qf47-cq5r-x3c3.