{"id":"CVE-2025-3662","aliases":["EUVD-2025-16698","GHSA-3q79-wmhj-39pr"],"status":"published","title":"FancyBox for WordPress \u003c 3.3.6 - Unauthenticated Stored XSS","description":"The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00259,"percentile":0.17747,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-06-03T06:00:17Z","modified":"2026-06-17T09:20:24Z","products":[{"vendor":"colorlib","product":"fancybox"},{"vendor":"unknown","product":"fancybox for wordpress"}],"references":[{"url":"https://wpscan.com/vulnerability/4cda12f0-3c23-44ad-80ea-db2443ebcf82/","tags":["exploit","vdb-entry","technical-description","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3662"},{"url":"https://wpscan.com/vulnerability/4cda12f0-3c23-44ad-80ea-db2443ebcf82"},{"url":"https://github.com/advisories/GHSA-3q79-wmhj-39pr"}],"sources":{"cve":[{"id":"CVE-2025-3662","title":"FancyBox for WordPress \u003c 3.3.6 - Unauthenticated Stored XSS","description":"The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS","status":"published","published":"2025-06-03T06:00:17.231Z","modified":"2025-06-03T15:28:29.716Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:32:39.378527Z"}],"euvd":[{"id":"EUVD-2025-16698","description":"The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS","status":"published","published":"2025-06-03T06:00:17Z","modified":"2025-06-03T15:28:29Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:31.146985Z"}],"ghsa":[{"id":"GHSA-3q79-wmhj-39pr","title":"The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes...","description":"The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS","status":"published","published":"2025-06-03T06:31:15Z","modified":"2025-06-05T15:31:30Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:02:35.070764Z"}],"nvd":[{"id":"CVE-2025-3662","description":"The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS","status":"published","published":"2025-06-03T06:15:27.873Z","modified":"2026-06-17T09:20:24.55Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:10.143444Z"}]}}