CVE-2023-4811 WordPress File Upload < 4.23.3 - Author+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via unsanitized settings, leading to stored cross-site scripting attacks in the WordPress File Upload plugin.
- 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-2023-4811?
CVE-2023-4811 is a medium-severity cross-site scripting vulnerability in Unknown WordPress File Upload, published on 16 Oct 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
The WordPress File Upload WordPress plugin before 4.23.3 does not sanitise and escape some of its settings, which could allow high privilege users such as contributors to perform Stored Cross-Site Scripting attacks.
Which versions are affected by CVE-2023-4811?
It affects 1 product.
Products include Iptanus Wordpress File Upload.
How do I fix CVE-2023-4811?
No fix has been published for CVE-2023-4811 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-2023-4811 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4811 exists.
Other vulnerabilities in Unknown WordPress File Upload
- CVE-2024-11613 Code injection in Iptanus File Upload
- CVE-2024-11635 WordPress File Upload <= 4.24.12 - Unuathenticated Remote Code Execution
- CVE-2024-9047 The WordPress File Upload plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 4.24.11 via wfu_file_downloader.php.
- CVE-2020-10564 Path traversal in n/a
- CVE-2021-24962 WordPress File Upload < 4.16.3 - Contributor+ Path Traversal to RCE
Sources
Also known as GHSA-p3qx-72c8-xc9p.