CVE-2026-15464 Cross-site scripting in WP Hotel Booking
Authenticated contributors can inject arbitrary scripts via the widget_search shortcode, leading to stored XSS execution on victim browsers.
- 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-2026-15464?
CVE-2026-15464 is a medium-severity cross-site scripting vulnerability in thimpress WP Hotel Booking, published on 24 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The WP Hotel Booking plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'widget_search' Shortcode Attribute in all versions up to, and including, 2.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This is only exploitable on browsers where access keys can be used as the payload is stored in a hidden attribute.
Weakness: CWE-79
Which versions are affected by CVE-2026-15464?
How do I fix CVE-2026-15464?
No fix has been published for CVE-2026-15464 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-2026-15464 being exploited?
There is no known exploitation of CVE-2026-15464 in the wild and no public exploit code.
Sources
Also known as GHSA-3cx8-75px-m35q.