{"id":"CVE-2026-86790","aliases":["EUVD-2026-76797","GHSA-c378-rx7g-g777"],"status":"published","title":"WP Highlight Box \u003c= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode","description":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00431,"percentile":0.37765,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-09-12T06:00:11Z","modified":"2026-09-14T21:10:17Z","products":[{"vendor":"unknown","product":"wp highlight box"}],"references":[{"url":"https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86790"},{"url":"https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4"},{"url":"https://github.com/advisories/GHSA-c378-rx7g-g777"}],"sources":{"cve":[{"id":"CVE-2026-86790","title":"WP Highlight Box \u003c= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode","description":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2026-09-12T06:00:11.972Z","modified":"2026-09-12T15:30:42.956Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:49:31.546614Z"}],"euvd":[{"id":"EUVD-2026-76797","description":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2026-09-12T06:00:11Z","modified":"2026-09-12T15:30:42Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T17:28:21.556158Z"}],"ghsa":[{"id":"GHSA-c378-rx7g-g777","title":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes...","description":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2026-09-12T06:31:20Z","modified":"2026-09-12T18:30:22Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:11:46.447865Z"}],"nvd":[{"id":"CVE-2026-86790","description":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2026-09-12T06:16:27.427Z","modified":"2026-09-14T21:10:17.423Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:46.62721Z"}]}}