{"id":"CVE-2026-8351","aliases":["EUVD-2026-41512","GHSA-cvjh-fmg7-m8wm"],"status":"published","title":"RTMKit \u003c= 2.0.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Advanced Heading Widget 'Background Text' Parameter","description":"The RTMKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Advanced Heading widget's 'Background Text' parameter in versions up to, and including, 2.0.7 This is due to insufficient output escaping on the 'background_text_heading' setting in the render() function, which concatenates the value directly into an HTML attribute without applying esc_attr(). 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":0.00408,"percentile":0.35329,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-07-03T06:50:10Z","modified":"2026-07-06T18:02:49Z","products":[{"vendor":"rometheme","product":"rtmkit"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/3e0da463-2ba0-43ca-927c-55c12643ef32?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/rometheme-for-elementor/trunk/Inc/Elements/AdvancedHeading.php#L960"},{"url":"https://plugins.trac.wordpress.org/browser/rometheme-for-elementor/tags/2.0.7/Inc/Elements/AdvancedHeading.php#L960"},{"url":"https://plugins.trac.wordpress.org/browser/rometheme-for-elementor/trunk/Inc/Elements/AdvancedHeading.php#L133"},{"url":"https://plugins.trac.wordpress.org/browser/rometheme-for-elementor/tags/2.0.7/Inc/Elements/AdvancedHeading.php#L133"},{"url":"https://plugins.trac.wordpress.org/browser/rometheme-for-elementor/tags/2.0.4/Inc/Elements/AdvancedHeading.php#L960"},{"url":"https://plugins.trac.wordpress.org/browser/rometheme-for-elementor/tags/2.0.4/Inc/Elements/AdvancedHeading.php#L133"},{"url":"https://plugins.trac.wordpress.org/changeset/3568335/rometheme-for-elementor/trunk/Inc/Elements/AdvancedHeading.php"},{"url":"https://plugins.trac.wordpress.org/changeset?old_path=%2Frometheme-for-elementor/tags/2.0.7\u0026new_path=%2Frometheme-for-elementor/tags/2.0.8"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8351"},{"url":"https://github.com/advisories/GHSA-cvjh-fmg7-m8wm"}],"sources":{"cve":[{"id":"CVE-2026-8351","title":"RTMKit \u003c= 2.0.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Advanced Heading Widget 'Background Text' Parameter","description":"The RTMKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Advanced Heading widget's 'Background Text' parameter in versions up to, and including, 2.0.7 This is due to insufficient output escaping on the 'background_text_heading' setting in the render() function, which concatenates the value directly into an HTML attribute without applying esc_attr(). 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":"2026-07-03T06:50:10.581Z","modified":"2026-07-06T16:25:21.787Z","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":"2026-11-02T13:48:02.226896Z"}],"euvd":[{"id":"EUVD-2026-41512","description":"The RTMKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Advanced Heading widget's 'Background Text' parameter in versions up to, and including, 2.0.7 This is due to insufficient output escaping on the 'background_text_heading' setting in the render() function, which concatenates the value directly into an HTML attribute without applying esc_attr(). 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":"2026-07-03T06:50:10Z","modified":"2026-07-06T16:25:21Z","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":"2026-11-02T18:20:13.172179Z"}],"ghsa":[{"id":"GHSA-cvjh-fmg7-m8wm","title":"The RTMKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Advanced...","description":"The RTMKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Advanced Heading widget's 'Background Text' parameter in versions up to, and including, 2.0.7 This is due to insufficient output escaping on the 'background_text_heading' setting in the render() function, which concatenates the value directly into an HTML attribute without applying esc_attr(). 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":"2026-07-03T09:31:28Z","modified":"2026-07-03T09:31:34Z","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":"2026-11-02T15:09:13.018027Z"}],"nvd":[{"id":"CVE-2026-8351","description":"The RTMKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Advanced Heading widget's 'Background Text' parameter in versions up to, and including, 2.0.7 This is due to insufficient output escaping on the 'background_text_heading' setting in the render() function, which concatenates the value directly into an HTML attribute without applying esc_attr(). 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":"2026-07-03T08:16:25.107Z","modified":"2026-07-06T18:02:49.45Z","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":"2026-11-02T14:12:27.541515Z"}]}}