{"id":"CVE-2024-13866","aliases":["EUVD-2024-53994","GHSA-vvj9-853g-mgc8"],"status":"published","title":"Simple Notification \u003c= 1.3 - Authenticated (Administrator+) Stored Cross-Site Scripting","description":"The Simple Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00242,"percentile":0.15564,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-03-05T08:21:57Z","modified":"2026-06-17T07:02:52Z","products":[{"vendor":"appsbd","product":"simple notification"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/e814f798-5ebc-4bea-838f-d0a803f9bdbc?source=cve"},{"url":"https://wordpress.org/plugins/simple-notification/#developers"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-13866"},{"url":"https://github.com/advisories/GHSA-vvj9-853g-mgc8"}],"sources":{"cve":[{"id":"CVE-2024-13866","title":"Simple Notification \u003c= 1.3 - Authenticated (Administrator+) Stored Cross-Site Scripting","description":"The Simple Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-03-05T08:21:57.003Z","modified":"2026-04-08T17:30:31.832Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:13.64024Z"}],"euvd":[{"id":"EUVD-2024-53994","description":"The Simple Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-03-05T08:21:57Z","modified":"2026-04-08T17:30:31Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:35.429442Z"}],"ghsa":[{"id":"GHSA-vvj9-853g-mgc8","title":"The Simple Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all...","description":"The Simple Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-03-05T09:30:52Z","modified":"2025-03-05T09:30:58Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:00:09.078769Z"}],"nvd":[{"id":"CVE-2024-13866","description":"The Simple Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-03-05T09:15:09.587Z","modified":"2026-06-17T07:02:52.84Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:45.422466Z"}]}}