CVE-2024-11463 DeBounce Email Validator <= 5.6.5 - Reflected Cross-Site Scripting
Unauthenticated attackers can inject arbitrary web scripts via reflected XSS in the DeBounce Email Validator WordPress plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-11463?
CVE-2024-11463 is a medium-severity cross-site scripting vulnerability in DeBounce Email Validator, published on 23 Nov 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 DeBounce Email Validator plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'from', 'to', and 'key' parameters in all versions up to, and including, 5.6.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. CVE-2025-24539 is a possible duplicate of this issue.
Weakness: CWE-79
Which versions are affected by CVE-2024-11463?
How do I fix CVE-2024-11463?
No fix has been published for CVE-2024-11463 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-2024-11463 being exploited?
There is no known exploitation of CVE-2024-11463 in the wild and no public exploit code.
Sources
Also known as GHSA-cqf6-jq4c-f554.