{"id":"CVE-2023-4774","aliases":["EUVD-2023-54620","GHSA-9f49-r7qh-h9m8"],"status":"published","title":"WP-Matomo Integration (WP-Piwik) \u003c= 1.0.28 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode","description":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","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":"2026-11-09","score":0.00679,"percentile":0.52615,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-09-22T05:31:26Z","modified":"2026-10-28T02:30:28Z","products":[{"vendor":"braekling","product":"connect_matomo"},{"vendor":"matomoteam","product":"connect matomo – analytics dashboard for wordpress"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/faa4f041-4740-4ebb-afb3-10019ce571be?source=cve","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://plugins.trac.wordpress.org/browser/wp-piwik/tags/1.0.28/classes/WP_Piwik/Widget/OptOut.php#L28","tags":["x_transferred","Patch","web"]},{"url":"https://plugins.trac.wordpress.org/changeset/2969705/wp-piwik#file164","tags":["x_transferred","Patch","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4774","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9f49-r7qh-h9m8"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4774.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-4774","title":"WP-Matomo Integration (WP-Piwik) \u003c= 1.0.28 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode","description":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2023-09-22T05:31:26.949Z","modified":"2026-04-08T17:34:24.421Z","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":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-54620","description":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2023-09-22T05:31:26Z","modified":"2026-04-08T17:34:24Z","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":"2026-11-02T19:24:32.351737Z"}],"ghsa":[{"id":"GHSA-9f49-r7qh-h9m8","title":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site...","description":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2023-09-22T06:30:19Z","modified":"2024-04-04T07:48:22Z","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":"2026-11-02T14:56:54.849147Z"}],"nvd":[{"id":"CVE-2023-4774","description":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2023-09-22T06:15:11.277Z","modified":"2026-06-17T06:38:34.287Z","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"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:08:29.595868Z"}],"osv":[{"id":"CVE-2023-4774","title":"WP-Matomo Integration (WP-Piwik) \u003c= 1.0.28 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode","description":"The WP-Matomo Integration (WP-Piwik) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2023-09-22T05:31:26.949Z","modified":"2026-10-28T02:30:28.185895267Z","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":"2026-11-02T15:44:34.72355Z"}]}}