WordPress Meow Gallery plugin < 5.5.5 - Unauthenticated Arbitrary Shortcode Execution vulnerability

Unauthenticated Arbitrary Shortcode Execution vulnerability discovered by JunHee CHO in WordPress Plugin Meow Gallery versions 5.5.5...

CVE-2026-92422

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...

CVE-2026-92423

The Meow Gallery WordPress plugin before 5.5.5 does not perform a proper capability check or restrict results to the requesting user's own posts before returning post data, allowing authenticated users with Author-level access and above to disclose the titles, authors, dates and statuses of other...

CVE-2026-92422

The Meow Gallery WordPress plugin before 5.5.5 contains an improper sanitization flaw in its load_gallery_collection REST route . A user-supplied value is concatenated into a shortcode string without adequate sanitization before being passed to the WordPress shortcode parser on this publicly reac...

CVE-2026-92422 Meow Gallery < 5.5.5 - Unauthenticated Arbitrary Shortcode Execution via load_gallery_collection REST Route

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...

EUVD-2026-83675

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...

CVE-2026-92423

CVE-2026-92423 affects the Meow Gallery WordPress plugin in versions before 5.5.5 . The root cause is an improper capability check in the fetch_posts function, which fails to restrict returned results to the requesting user's own posts. This allows any authenticated user with Author-level access ...

CVE-2026-92423 Meow Gallery < 5.5.5 - Author+ Draft and Private Post Disclosure via fetch_posts

The Meow Gallery WordPress plugin before 5.5.5 does not perform a proper capability check or restrict results to the requesting user's own posts before returning post data, allowing authenticated users with Author-level access and above to disclose the titles, authors, dates and statuses of other...

EUVD-2026-83676

The Meow Gallery WordPress plugin before 5.5.5 does not perform a proper capability check or restrict results to the requesting user's own posts before returning post data, allowing authenticated users with Author-level access and above to disclose the titles, authors, dates and statuses of other...

CVE-2026-92423 Meow Gallery < 5.5.5 - Author+ Draft and Private Post Disclosure via fetch_posts

The Meow Gallery WordPress plugin before 5.5.5 does not perform a proper capability check or restrict results to the requesting user's own posts before returning post data, allowing authenticated users with Author-level access and above to disclose the titles, authors, dates and statuses of other...

WordPress Meow Gallery plugin < 5.5.2 - Author+ Stored XSS via Attachment Alt-Text vulnerability

Author+ Stored XSS via Attachment Alt-Text vulnerability discovered by Karthik Ramakrishnan in WordPress Plugin Meow Gallery versions 5.5.2...

CVE-2026-15386

The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor includi...

CVE-2026-15386 Meow Gallery < 5.5.2 - Author+ Stored XSS via Attachment Alt-Text

The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor includi...

EUVD-2026-54384

The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor includi...

CVE-2026-15386

The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor includi...

CVE-2026-15386

The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor includi...

CVE-2026-15386 Meow Gallery < 5.5.2 - Author+ Stored XSS via Attachment Alt-Text

The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor includi...

CVE-2026-1291

The Meow Gallery plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the REST API endpoint /wp-json/meow-gallery/v1/saveshortcode in all versions up to, and including, 5.4.4 This makes it possible for authenticated attackers, with...

CVE-2026-1291 Meow Gallery <= 5.4.4 - Missing Authorization to Authenticated (Author+) Shortcode creation

The Meow Gallery plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the REST API endpoint /wp-json/meow-gallery/v1/saveshortcode in all versions up to, and including, 5.4.4 This makes it possible for authenticated attackers, with...

EUVD-2026-36649

The Meow Gallery plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the REST API endpoint /wp-json/meow-gallery/v1/saveshortcode in all versions up to, and including, 5.4.4 This makes it possible for authenticated attackers, with...