CVE-2023-0824 UserPlus <= 2.0 - Stored XSS via CSRF

What is CVE-2023-0824?

CVE-2023-0824 is a high-severity cross-site scripting vulnerability in Unknown User registration & user profile, published on 16 Jan 2024. 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 User registration & user profile WordPress plugin through 2.0 does not have CSRF check in some places, and is missing sanitisation as well as escaping, which could allow attackers to make logged-in admin add Stored XSS payloads via a CSRF attack.

Weakness: CWE-352

Which versions are affected by CVE-2023-0824?

It affects 1 product.

Products include Wpuserplus Userplus.

How do I fix CVE-2023-0824?

No fix has been published for CVE-2023-0824 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-2023-0824 being exploited?

There is no known exploitation of CVE-2023-0824 in the wild and no public exploit code.

Other vulnerabilities in Unknown User registration & user profile

• CVE-2024-9518 UserPlus <= 2.0 - Unauthenticated Privilege Escalation Critical 9.8
• CVE-2024-9519 UserPlus <= 2.0 - Authenticated (Editor+) Registration Form Update to Privilege Escalation High 7.2
• CVE-2024-9520 UserPlus <= 2.0 - Missing Authorization via Multiple Functions Medium 6.3

Sources

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

Also known as GHSA-hrmh-j687-fg6h.