{"id":"CVE-2017-18420","aliases":["EUVD-2017-9536","GHSA-577g-h2cr-64r9"],"status":"published","title":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","description":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","severity":{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00531,"percentile":0.45146,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2019-08-02T15:36:08Z","modified":"2026-06-17T01:12:49Z","products":[{"vendor":"cpanel","product":"cpanel"}],"references":[{"url":"https://documentation.cpanel.net/display/CL/66+Change+Log","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-18420"},{"url":"https://github.com/advisories/GHSA-577g-h2cr-64r9"}],"sources":{"cve":[{"id":"CVE-2017-18420","description":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","status":"published","published":"2019-08-02T15:36:08Z","modified":"2024-08-05T21:20:51.043Z","updated_at":"2026-11-02T14:33:22.064284Z"}],"euvd":[{"id":"EUVD-2017-9536","description":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","status":"published","published":"2019-08-02T15:36:08Z","modified":"2024-08-05T21:20:51Z","updated_at":"2026-11-03T02:23:06.488852Z"}],"ghsa":[{"id":"GHSA-577g-h2cr-64r9","title":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","description":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","status":"published","published":"2022-05-24T16:52:15Z","modified":"2024-04-04T01:30:49Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:55:59.478045Z"}],"nvd":[{"id":"CVE-2017-18420","description":"cPanel before 66.0.2 allows stored XSS during WHM cPAddons processing (SEC-269).","status":"published","published":"2019-08-02T16:15:11.977Z","modified":"2026-06-17T01:12:49.06Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:04:20.074898Z"}]}}