{"id":"CVE-2026-8884","aliases":["EUVD-2026-32096","GHSA-h65m-r3wh-mc5j"],"status":"published","title":"Instant-Quote.co Quotation Page \u003c= 1.3.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The Instant-Quote.co Quotation Page plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.3.4 due to insufficient input sanitization and output escaping. 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. A Contributor-level user can trigger execution against higher-privileged users by embedding the malicious shortcode in a post submitted for review, causing the injected scripts to execute when an administrator previews or views the post.","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":"2026-11-11","score":0.00217,"percentile":0.12311,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-05-27T05:31:34Z","modified":"2026-06-17T11:04:34Z","products":[{"vendor":"neilmccutcheon","product":"instant-quote.co quotation page"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f7140053-a3c3-44c4-bc83-2e9b9e8853d6?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/iq-quotation-page/trunk/IQ-quotation-page.php#L429"},{"url":"https://plugins.trac.wordpress.org/browser/iq-quotation-page/trunk/IQ-quotation-page.php#L339"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8884"},{"url":"https://github.com/advisories/GHSA-h65m-r3wh-mc5j"}],"sources":{"cve":[{"id":"CVE-2026-8884","title":"Instant-Quote.co Quotation Page \u003c= 1.3.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The Instant-Quote.co Quotation Page plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.3.4 due to insufficient input sanitization and output escaping. 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. A Contributor-level user can trigger execution against higher-privileged users by embedding the malicious shortcode in a post submitted for review, causing the injected scripts to execute when an administrator previews or views the post.","status":"published","published":"2026-05-27T05:31:34.514Z","modified":"2026-05-27T10:30:49.935Z","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-2026-32096","description":"The Instant-Quote.co Quotation Page plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.3.4 due to insufficient input sanitization and output escaping. 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. A Contributor-level user can trigger execution against higher-privileged users by embedding the malicious shortcode in a post submitted for review, causing the injected scripts to execute when an administrator previews or views the post.","status":"published","published":"2026-05-27T05:31:34Z","modified":"2026-05-27T10:30:49Z","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":"2026-11-02T18:21:06.054612Z"}],"ghsa":[{"id":"GHSA-h65m-r3wh-mc5j","title":"The Instant-Quote.co Quotation Page plugin for WordPress is vulnerable to Stored Cross-Site...","description":"The Instant-Quote.co Quotation Page plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.3.4 due to insufficient input sanitization and output escaping. 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. A Contributor-level user can trigger execution against higher-privileged users by embedding the malicious shortcode in a post submitted for review, causing the injected scripts to execute when an administrator previews or views the post.","status":"published","published":"2026-05-27T09:31:13Z","modified":"2026-05-27T09:31:21Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:08:19.474205Z"}],"nvd":[{"id":"CVE-2026-8884","description":"The Instant-Quote.co Quotation Page plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.3.4 due to insufficient input sanitization and output escaping. 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. A Contributor-level user can trigger execution against higher-privileged users by embedding the malicious shortcode in a post submitted for review, causing the injected scripts to execute when an administrator previews or views the post.","status":"published","published":"2026-05-27T07:16:17.25Z","modified":"2026-06-17T11:04:34.483Z","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":"2026-11-02T14:12:20.511562Z"}]}}