{"id":"CVE-2026-88782","aliases":["EUVD-2026-91941","GHSA-gf46-mg37-6fp9"],"status":"published","title":"Kubio AI Page Builder \u003c 2.9.3 - Contributor+ Stored XSS via Image Gallery Item URL Attribute","description":"The Kubio AI Page Builder WordPress plugin before 2.9.3 does not validate the URI scheme of a user-supplied value before outputting it as a link target, allowing users with the contributor role and above to store a payload which executes in the browser of anyone who follows the link, including an administrator previewing the unpublished submission.","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":"2026-11-12","score":0.00229,"percentile":0.13789,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-03T06:00:26Z","modified":"2026-10-06T15:18:12Z","products":[{"vendor":"extendthemes","product":"kubio ai page builder"},{"vendor":"unknown","product":"kubio ai page builder"}],"references":[{"url":"https://wpscan.com/vulnerability/b45063f1-65a0-44cb-9565-0242f30fd7a3/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88782"},{"url":"https://wpscan.com/vulnerability/b45063f1-65a0-44cb-9565-0242f30fd7a3"},{"url":"https://github.com/advisories/GHSA-gf46-mg37-6fp9"}],"sources":{"cve":[{"id":"CVE-2026-88782","title":"Kubio AI Page Builder \u003c 2.9.3 - Contributor+ Stored XSS via Image Gallery Item URL Attribute","description":"The Kubio AI Page Builder WordPress plugin before 2.9.3 does not validate the URI scheme of a user-supplied value before outputting it as a link target, allowing users with the contributor role and above to store a payload which executes in the browser of anyone who follows the link, including an administrator previewing the unpublished submission.","status":"published","published":"2026-10-03T06:00:26.653Z","modified":"2026-10-03T15:12:21.821Z","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":"2026-11-02T13:42:04.39372Z"}],"euvd":[{"id":"EUVD-2026-91941","description":"The Kubio AI Page Builder WordPress plugin before 2.9.3 does not validate the URI scheme of a user-supplied value before outputting it as a link target, allowing users with the contributor role and above to store a payload which executes in the browser of anyone who follows the link, including an administrator previewing the unpublished submission.","status":"published","published":"2026-10-03T06:00:26Z","modified":"2026-10-03T15:12:21Z","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":"2026-11-02T17:27:40.984355Z"}],"ghsa":[{"id":"GHSA-gf46-mg37-6fp9","title":"The Kubio AI Page Builder WordPress plugin before 2.9.3 does not validate the URI scheme of a...","description":"The Kubio AI Page Builder WordPress plugin before 2.9.3 does not validate the URI scheme of a user-supplied value before outputting it as a link target, allowing users with the contributor role and above to store a payload which executes in the browser of anyone who follows the link, including an administrator previewing the unpublished submission.","status":"published","published":"2026-10-03T06:31:13Z","modified":"2026-10-03T18:32:05Z","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":"2026-11-02T15:12:46.728696Z"}],"nvd":[{"id":"CVE-2026-88782","description":"The Kubio AI Page Builder WordPress plugin before 2.9.3 does not validate the URI scheme of a user-supplied value before outputting it as a link target, allowing users with the contributor role and above to store a payload which executes in the browser of anyone who follows the link, including an administrator previewing the unpublished submission.","status":"published","published":"2026-10-03T06:16:44.74Z","modified":"2026-10-06T15:18:12.17Z","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":"2026-11-02T14:12:53.75133Z"}]}}