{"id":"CVE-2026-119160","aliases":["EUVD-2026-114674","GHSA-ghqm-2rqq-524j"],"status":"published","title":"Smart Post \u003c= 4.0.9 - Authenticated (Subscriber+) Stored Cross-Site Scripting via User display_name via Author Filter block","description":"The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog \u0026 News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.","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":"2026-11-12","score":0.00234,"percentile":0.14378,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-31T08:30:46Z","modified":"2026-11-02T16:19:19Z","products":[{"vendor":"shapedplugin","product":"smart post – post grid, post carousel, post slider gutenberg blocks for blog \u0026 news"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/a5612c16-9629-4869-8ec1-8fba788b7d7c?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/post-carousel/tags/4.0.8/blocks/includes/class-template-part.php#L1146"},{"url":"https://plugins.trac.wordpress.org/browser/post-carousel/tags/4.0.8/blocks/assets/js/script.js#L1744"},{"url":"https://plugins.trac.wordpress.org/browser/post-carousel/tags/4.0.8/blocks/includes/class-template-part.php#L1130"},{"url":"https://plugins.trac.wordpress.org/changeset/3775298/post-carousel"},{"url":"https://plugins.trac.wordpress.org/changeset/3775298/post-carousel/trunk/blocks/assets/js/script.js"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119160"},{"url":"https://github.com/advisories/GHSA-ghqm-2rqq-524j"}],"sources":{"cve":[{"id":"CVE-2026-119160","title":"Smart Post \u003c= 4.0.9 - Authenticated (Subscriber+) Stored Cross-Site Scripting via User display_name via Author Filter block","description":"The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog \u0026 News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.","status":"published","published":"2026-10-31T08:30:46.152Z","modified":"2026-11-01T17:34:19.085Z","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":"2026-11-02T14:20:10.143031Z"}],"euvd":[{"id":"EUVD-2026-114674","description":"The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog \u0026 News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.","status":"published","published":"2026-10-31T08:30:46Z","modified":"2026-11-01T17:34:19Z","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":"2026-11-02T16:58:48.316156Z"}],"ghsa":[{"id":"GHSA-ghqm-2rqq-524j","title":"The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog \u0026 News plugin...","description":"The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog \u0026 News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.","status":"published","published":"2026-10-31T09:31:14Z","modified":"2026-10-31T09:31:25Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:14:53.83641Z"}],"nvd":[{"id":"CVE-2026-119160","description":"The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog \u0026 News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.","status":"published","published":"2026-10-31T09:16:33.76Z","modified":"2026-11-02T16:19:19.997Z","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":"2026-11-02T20:51:44.219211Z"}]}}