CVE-2023-51396 WordPress Brizy – Page Builder Plugin <= 2.4.29 is vulnerable to Cross Site Scripting (XSS)

What is CVE-2023-51396?

CVE-2023-51396 is a medium-severity cross-site scripting vulnerability in Brizy.io Brizy – Page Builder, published on 29 Dec 2023. 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 Brizy.Io Brizy – Page Builder allows Stored XSS.This issue affects Brizy – Page Builder: from n/a through 2.4.29.

Weakness: CWE-79

Which versions are affected by CVE-2023-51396?

It affects 1 product.

Products include Brizy Brizy.

How do I fix CVE-2023-51396?

No fix has been published for CVE-2023-51396 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-2023-51396 being exploited?

There is no known exploitation of CVE-2023-51396 in the wild and no public exploit code.

Other vulnerabilities in Brizy.io Brizy – Page Builder

• CVE-2024-10960 Brizy – Page Builder <= 2.6.4 - Authenticated (Contributor+) Arbitrary File Upload via storeUploads Critical 9.9
• CVE-2024-3242 Brizy – Page Builder <= 2.4.44 - Authenticated (Contributor+) Arbitrary File Upload High 8.8
• CVE-2024-1311 Brizy – Page Builder <= 2.4.40 - Authenticated (Contributor+) Arbitrary File Upload High 8.8
• CVE-2024-3667 Brizy – Page Builder <= 2.4.43 - Authenticated (Contributor+) Store Cross-Site Scripting via Widget Link To URL High 7.4
• CVE-2020-36714 Brizy < 1.0.126 - Authorization Bypass to Settings Updates High 7.4

Sources

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

Also known as GHSA-w9xw-437c-59ch.