{"schema":"threatline.record/2","record":{"id":"CVE-2026-109989","aliases":[],"summary":"Themify Popup <= 1.4.7 - Authenticated (Author+) Stored Cross-Site Scripting via 'popup_width_unit' Parameter","details":"The Themify Popup plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'popup_width_unit' parameter in all versions up to, and including, 1.4.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","categories":["Unclassified"],"product":"Themify Popup","vendor":"themifyme","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109989","source_modified_at":"2026-10-18T11:12:34.106Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Themify Popup","vendor":"themifyme","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.4.7","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.4,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00193,"percentile":0.08526,"score_date":"2026-10-23"},"published_at":"2026-10-17T03:43:30.393Z","modified_at":"2026-10-18T11:12:34.106Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109989","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-18T11:12:34.106Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109989","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/da003985-7fb2-4f5b-bb70-6ec3578ef3e8?source=cve"},{"source":"CVE List","url":"https://plugins.trac.wordpress.org/browser/themify-popup/tags/1.4.7/views/styles.php#L29"},{"source":"CVE List","url":"https://plugins.trac.wordpress.org/browser/themify-popup/tags/1.4.7/includes/themify-metabox/includes/themify-metabox-core.php#L209"},{"source":"CVE List","url":"https://plugins.trac.wordpress.org/browser/themify-popup/tags/1.4.7/includes/themify-metabox/includes/themify-metabox-core.php#L151"},{"source":"CVE List","url":"https://plugins.trac.wordpress.org/changeset?reponame=&old=3749602%40themify-popup&new=3749602%40themify-popup"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-18T11:06:59.962713Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-18T11:12:34.106Z","content_hash":"7d7ee9b70b475c9e60f731b5f231031184acc81016201c56f6aa5c3d521f5d99"}}