{"id":"CVE-2026-1922","state":"PUBLISHED","title":"The Events Calendar Shortcode & Block <= 3.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The The Events Calendar Shortcode & 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.","publishedAt":"2026-02-10T09:26:05.694Z","updatedAt":"2026-04-08T17:18:25.627Z","severity":{"score":6.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["brianhogg The Events Calendar Shortcode & Block"],"affected":[{"vendor":"brianhogg","product":"The Events Calendar Shortcode & Block","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.1.2","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/bb302539-97e7-4b2c-865d-bd81919647ae?source=cve","https://plugins.trac.wordpress.org/browser/the-events-calendar-shortcode/tags/3.1.1/the-events-calendar-shortcode.php#L486","https://plugins.trac.wordpress.org/browser/the-events-calendar-shortcode/trunk/the-events-calendar-shortcode.php#L486","https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3454586%40the-events-calendar-shortcode&old=3448663%40the-events-calendar-shortcode&sfp_email=&sfph_mail="],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/1xxx/CVE-2026-1922.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1922","state":"PUBLISHED","datePublished":"2026-02-10T09:26:05.694Z","dateUpdated":"2026-04-08T17:18:25.627Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-02-04T18:02:34.066Z"},"containers":{"cna":{"title":"The Events Calendar Shortcode & Block <= 3.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","descriptions":[{"lang":"en","value":"The The Events Calendar Shortcode & 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."}],"affected":[{"vendor":"brianhogg","product":"The Events Calendar Shortcode & Block","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.1.2","versionType":"semver"}]}],"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=&sfph_mail=&reponame=&new=3454586%40the-events-calendar-shortcode&old=3448663%40the-events-calendar-shortcode&sfp_email=&sfph_mail="}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","baseScore":6.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T17:18:25.627Z"},"credits":[{"lang":"en","type":"finder","value":"Muhammad Yudha - DJ"}],"timeline":[{"time":"2026-02-04T22:23:02.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-02-09T20:37:43.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-10T16:10:41.624069Z","id":"CVE-2026-1922","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-10T16:10:59.035Z"}}]}}}