{"id":"CVE-2026-3523","aliases":["EUVD-2026-9527","GHSA-3887-vhg9-78qg"],"status":"published","title":"Apocalypse Meow \u003c= 22.1.0 - Authenticated (Administrator+) SQL Injection via 'type' Parameter","description":"The Apocalypse Meow plugin for WordPress is vulnerable to SQL Injection via the 'type' parameter in all versions up to, and including, 22.1.0. This is due to a flawed logical operator in the type validation check on line 261 of ajax.php — the condition uses `\u0026\u0026` (AND) instead of `||` (OR), causing the `in_array()` validation to be short-circuited and never evaluated for any non-empty type value. Combined with `stripslashes_deep()` being called on line 101 which removes `wp_magic_quotes()` protection, attacker-controlled single quotes pass through unescaped into the SQL query on line 298. This makes it possible for authenticated attackers, with Administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00516,"percentile":0.4439,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-89"],"published":"2026-03-05T04:21:53Z","modified":"2026-06-17T10:43:42Z","products":[{"vendor":"blobfolio","product":"apocalypse meow"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/a1af9757-23e9-41d2-bbcd-15b0610b6538?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/trunk/lib/blobfolio/wp/meow/ajax.php#L298"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/tags/22.1.0/lib/blobfolio/wp/meow/ajax.php#L298"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/trunk/lib/blobfolio/wp/meow/ajax.php#L261"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/tags/22.1.0/lib/blobfolio/wp/meow/ajax.php#L261"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/trunk/lib/blobfolio/wp/meow/ajax.php#L101"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/tags/22.1.0/lib/blobfolio/wp/meow/ajax.php#L101"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/trunk/lib/blobfolio/wp/meow/ajax.php#L167"},{"url":"https://plugins.trac.wordpress.org/browser/apocalypse-meow/tags/22.1.0/lib/blobfolio/wp/meow/ajax.php#L167"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3448958%40apocalypse-meow\u0026new=3448958%40apocalypse-meow\u0026sfp_email=\u0026sfph_mail="},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3523"},{"url":"https://github.com/advisories/GHSA-3887-vhg9-78qg"}],"sources":{"cve":[{"id":"CVE-2026-3523","title":"Apocalypse Meow \u003c= 22.1.0 - Authenticated (Administrator+) SQL Injection via 'type' Parameter","description":"The Apocalypse Meow plugin for WordPress is vulnerable to SQL Injection via the 'type' parameter in all versions up to, and including, 22.1.0. This is due to a flawed logical operator in the type validation check on line 261 of ajax.php — the condition uses `\u0026\u0026` (AND) instead of `||` (OR), causing the `in_array()` validation to be short-circuited and never evaluated for any non-empty type value. Combined with `stripslashes_deep()` being called on line 101 which removes `wp_magic_quotes()` protection, attacker-controlled single quotes pass through unescaped into the SQL query on line 298. This makes it possible for authenticated attackers, with Administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.","status":"published","published":"2026-03-05T04:21:53.356Z","modified":"2026-04-08T17:12:30.229Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T13:48:58.05327Z"}],"euvd":[{"id":"EUVD-2026-9527","description":"The Apocalypse Meow plugin for WordPress is vulnerable to SQL Injection via the 'type' parameter in all versions up to, and including, 22.1.0. This is due to a flawed logical operator in the type validation check on line 261 of ajax.php — the condition uses `\u0026\u0026` (AND) instead of `||` (OR), causing the `in_array()` validation to be short-circuited and never evaluated for any non-empty type value. Combined with `stripslashes_deep()` being called on line 101 which removes `wp_magic_quotes()` protection, attacker-controlled single quotes pass through unescaped into the SQL query on line 298. This makes it possible for authenticated attackers, with Administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.","status":"published","published":"2026-03-05T04:21:53Z","modified":"2026-04-08T17:12:30Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:46.695326Z"}],"ghsa":[{"id":"GHSA-3887-vhg9-78qg","title":"The Apocalypse Meow plugin for WordPress is vulnerable to SQL Injection via the 'type' parameter...","description":"The Apocalypse Meow plugin for WordPress is vulnerable to SQL Injection via the 'type' parameter in all versions up to, and including, 22.1.0. This is due to a flawed logical operator in the type validation check on line 261 of ajax.php — the condition uses `\u0026\u0026` (AND) instead of `||` (OR), causing the `in_array()` validation to be short-circuited and never evaluated for any non-empty type value. Combined with `stripslashes_deep()` being called on line 101 which removes `wp_magic_quotes()` protection, attacker-controlled single quotes pass through unescaped into the SQL query on line 298. This makes it possible for authenticated attackers, with Administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.","status":"published","published":"2026-03-05T06:30:22Z","modified":"2026-03-05T06:30:25Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T15:06:27.497427Z"}],"nvd":[{"id":"CVE-2026-3523","description":"The Apocalypse Meow plugin for WordPress is vulnerable to SQL Injection via the 'type' parameter in all versions up to, and including, 22.1.0. This is due to a flawed logical operator in the type validation check on line 261 of ajax.php — the condition uses `\u0026\u0026` (AND) instead of `||` (OR), causing the `in_array()` validation to be short-circuited and never evaluated for any non-empty type value. Combined with `stripslashes_deep()` being called on line 101 which removes `wp_magic_quotes()` protection, attacker-controlled single quotes pass through unescaped into the SQL query on line 298. This makes it possible for authenticated attackers, with Administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.","status":"published","published":"2026-03-05T05:16:37.717Z","modified":"2026-06-17T10:43:42.83Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:12:07.852448Z"}]}}