{"id":"CVE-2026-1944","aliases":["EUVD-2026-6057","GHSA-8gh7-8v8f-6f45"],"status":"published","title":"CallbackKiller service widget \u003c= 1.2 - Missing Authorization to Unauthenticated Arbitrary Plugin Settings Update","description":"The CallbackKiller service widget plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the cbk_save() function in all versions up to, and including, 1.2. This makes it possible for unauthenticated attackers to modify the plugin's site ID settings via the 'cbk_save_v1' AJAX action.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00374,"percentile":0.31784,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-02-14T06:42:30Z","modified":"2026-06-17T10:16:45Z","products":[{"vendor":"krellbat","product":"callbackkiller service widget"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/98a7572d-9642-4150-8112-c0fa2b25ae05?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/callbackkiller-service-widget/trunk/callbackkiller-widget.php#L34"},{"url":"https://plugins.trac.wordpress.org/browser/callbackkiller-service-widget/tags/1.2/callbackkiller-widget.php#L34"},{"url":"https://plugins.trac.wordpress.org/browser/callbackkiller-service-widget/trunk/callbackkiller-widget.php#L133"},{"url":"https://plugins.trac.wordpress.org/browser/callbackkiller-service-widget/tags/1.2/callbackkiller-widget.php#L133"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1944"},{"url":"https://github.com/advisories/GHSA-8gh7-8v8f-6f45"}],"sources":{"cve":[{"id":"CVE-2026-1944","title":"CallbackKiller service widget \u003c= 1.2 - Missing Authorization to Unauthenticated Arbitrary Plugin Settings Update","description":"The CallbackKiller service widget plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the cbk_save() function in all versions up to, and including, 1.2. This makes it possible for unauthenticated attackers to modify the plugin's site ID settings via the 'cbk_save_v1' AJAX action.","status":"published","published":"2026-02-14T06:42:30.529Z","modified":"2026-04-08T17:10:43.115Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:00.879257Z"}],"euvd":[{"id":"EUVD-2026-6057","description":"The CallbackKiller service widget plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the cbk_save() function in all versions up to, and including, 1.2. This makes it possible for unauthenticated attackers to modify the plugin's site ID settings via the 'cbk_save_v1' AJAX action.","status":"published","published":"2026-02-14T06:42:30Z","modified":"2026-04-08T17:10:43Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:48.048938Z"}],"ghsa":[{"id":"GHSA-8gh7-8v8f-6f45","title":"The CallbackKiller service widget plugin for WordPress is vulnerable to unauthorized modification...","description":"The CallbackKiller service widget plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the cbk_save() function in all versions up to, and including, 1.2. This makes it possible for unauthenticated attackers to modify the plugin's site ID settings via the 'cbk_save_v1' AJAX action.","status":"published","published":"2026-02-14T09:31:33Z","modified":"2026-02-14T09:31:44Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:06:13.022126Z"}],"nvd":[{"id":"CVE-2026-1944","description":"The CallbackKiller service widget plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the cbk_save() function in all versions up to, and including, 1.2. This makes it possible for unauthenticated attackers to modify the plugin's site ID settings via the 'cbk_save_v1' AJAX action.","status":"published","published":"2026-02-14T07:16:12.15Z","modified":"2026-06-17T10:16:45.647Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:05.908608Z"}]}}