CVE-2026-92422 Meow Gallery < 5.5.5 - Unauthenticated Arbitrary Shortcode Execution via load_gallery_collection REST Route
Unauthenticated attackers can execute arbitrary shortcodes via a REST route to disclose non-public gallery content in the Meow Gallery plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-92422?
CVE-2026-92422 is a medium-severity code injection vulnerability in Unknown Meow Gallery, published on 20 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Meow Gallery WordPress plugin before 5.5.5 does not properly sanitize a user-supplied value before concatenating it into a shortcode string that it passes to the WordPress shortcode parser on a publicly reachable endpoint, allowing unauthenticated users to execute arbitrary registered shortcodes and disclose non-public gallery content.
Weakness: CWE-345
Which versions are affected by CVE-2026-92422?
How do I fix CVE-2026-92422?
No fix has been published for CVE-2026-92422 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-92422 being exploited?
There is no known exploitation of CVE-2026-92422 in the wild and no public exploit code.
Sources
Also known as GHSA-vwxr-fxpw-rxvm.