The CubeWP Framework plugin for WordPress is vulnerable to SQL Injection in all versions up to and including 1.1.30. This is due to insufficient input sanitization in the cubewp_remove_relation() AJAX function, specifically the use of wp_unslash() on the relation_id parameter before interpolating it directly into a raw SQL query without using $wpdb->prepare(). The wp_unslash() call explicitly removes the backslash escaping that WordPress's wp_magic_quotes() adds to all $_POST data, neutralizing the only layer of SQL injection protection. The sanitize_text_field() function applied afterward offers no SQL protection. This makes it possible for authenticated attackers, with subscriber-level access and above, to append additional SQL queries to the existing query.
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Fixes

Solution

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Workaround

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History

Mon, 03 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 02 Aug 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Cubewp1211
Cubewp1211 cubewp Framework
Wordpress
Wordpress wordpress
Vendors & Products Cubewp1211
Cubewp1211 cubewp Framework
Wordpress
Wordpress wordpress

Sat, 01 Aug 2026 09:15:00 +0000

Type Values Removed Values Added
Description The CubeWP Framework plugin for WordPress is vulnerable to SQL Injection in all versions up to and including 1.1.30. This is due to insufficient input sanitization in the cubewp_remove_relation() AJAX function, specifically the use of wp_unslash() on the relation_id parameter before interpolating it directly into a raw SQL query without using $wpdb->prepare(). The wp_unslash() call explicitly removes the backslash escaping that WordPress's wp_magic_quotes() adds to all $_POST data, neutralizing the only layer of SQL injection protection. The sanitize_text_field() function applied afterward offers no SQL protection. This makes it possible for authenticated attackers, with subscriber-level access and above, to append additional SQL queries to the existing query.
Title CubeWP Framework <= 1.1.30 - Authenticated (Subscriber+) SQL Injection via 'relation_id' Parameter
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-08-03T18:39:59.351Z

Reserved: 2026-04-16T19:53:58.136Z

Link: CVE-2026-6453

cve-icon Vulnrichment

Updated: 2026-08-03T18:39:55.615Z

cve-icon NVD

Status : Deferred

Published: 2026-08-01T09:17:02.530

Modified: 2026-08-12T21:00:37.147

Link: CVE-2026-6453

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-03T09:45:04Z

Weaknesses