CVE-2023-5161 Modal Window <= 5.3.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
Authenticated contributors can inject arbitrary scripts via shortcodes in the Modal Window plugin, leading to stored XSS execution for other users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-5161?
CVE-2023-5161 is a medium-severity cross-site scripting vulnerability in wpcalc Modal Window – create popup modal window, published on 26 Sep 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Modal Window plugin for WordPress is vulnerable to Stored Cross-Site Scripting via shortcodes in versions up to, and including, 5.3.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2023-5161?
It affects 1 product.
Products include Wow-Company Modal Window.
How do I fix CVE-2023-5161?
No fix has been published for CVE-2023-5161 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-2023-5161 being exploited?
There is no known exploitation of CVE-2023-5161 in the wild and no public exploit code.
Other vulnerabilities in wpcalc Modal Window – create popup modal window
- CVE-2021-25051 Modal Window < 5.2.2 - RFI leading to RCE via CSRF
- CVE-2024-43346 WordPress Modal Window – create popup modal window plugin <= 6.0.3 - Cross Site Scripting (XSS) vulnerability
- CVE-2025-0897 Modal Window <= 6.1.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via iframeBox Shortcode
- CVE-2024-2457 Cross-site scripting in Modal Window – create popup modal window
- CVE-2024-3472 Modal Window < 5.3.10 - Modal Deletion via CSRF
Sources
Also known as GHSA-q973-4w77-q8w6.