{"id":"CVE-2026-1922","aliases":["EUVD-2026-6478","GHSA-94fq-9gxh-9g92"],"status":"published","title":"The Events Calendar Shortcode \u0026 Block \u003c= 3.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The The Events Calendar Shortcode \u0026 Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `ecs-list-events` shortcode `message` attribute in all versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, 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":0.00272,"percentile":0.19723,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-02-10T09:26:05Z","modified":"2026-06-17T10:16:43Z","products":[{"vendor":"brianhogg","product":"the events calendar shortcode \u0026 block"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/bb302539-97e7-4b2c-865d-bd81919647ae?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/the-events-calendar-shortcode/tags/3.1.1/the-events-calendar-shortcode.php#L486"},{"url":"https://plugins.trac.wordpress.org/browser/the-events-calendar-shortcode/trunk/the-events-calendar-shortcode.php#L486"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026new=3454586%40the-events-calendar-shortcode\u0026old=3448663%40the-events-calendar-shortcode\u0026sfp_email=\u0026sfph_mail="},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1922"},{"url":"https://github.com/advisories/GHSA-94fq-9gxh-9g92"}],"sources":{"cve":[{"id":"CVE-2026-1922","title":"The Events Calendar Shortcode \u0026 Block \u003c= 3.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The The Events Calendar Shortcode \u0026 Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `ecs-list-events` shortcode `message` attribute in all versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-02-10T09:26:05.694Z","modified":"2026-04-08T17:18:25.627Z","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":"2026-11-02T14:20:01.618694Z"}],"euvd":[{"id":"EUVD-2026-6478","description":"The The Events Calendar Shortcode \u0026 Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `ecs-list-events` shortcode `message` attribute in all versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-02-10T09:26:05Z","modified":"2026-04-08T17:18:25Z","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":"2026-11-02T19:24:43.291865Z"}],"ghsa":[{"id":"GHSA-94fq-9gxh-9g92","title":"The The Events Calendar Shortcode \u0026 Block plugin for WordPress is vulnerable to Stored Cross-Site...","description":"The The Events Calendar Shortcode \u0026 Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `ecs-list-events` shortcode `message` attribute in all versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-02-10T12:30:27Z","modified":"2026-02-10T12:30:27Z","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":"2026-11-02T15:06:07.19064Z"}],"nvd":[{"id":"CVE-2026-1922","description":"The The Events Calendar Shortcode \u0026 Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `ecs-list-events` shortcode `message` attribute in all versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-02-10T10:15:57.883Z","modified":"2026-06-17T10:16:43.57Z","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":"2026-11-02T14:12:05.52517Z"}]}}