{"id":"CVE-2017-18437","aliases":["EUVD-2017-9553","GHSA-2hqr-pr9m-mcr8"],"status":"published","title":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","description":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","severity":{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00459,"percentile":0.40064,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74"],"published":"2019-08-02T16:13:57Z","modified":"2026-06-17T01:12:50Z","products":[{"vendor":"cpanel","product":"cpanel"}],"references":[{"url":"https://documentation.cpanel.net/display/CL/64+Change+Log","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-18437"},{"url":"https://news.cpanel.com/cpanel-tsr-2017-0003-full-disclosure"},{"url":"https://github.com/advisories/GHSA-2hqr-pr9m-mcr8"},{"url":"https://news.cpanel.com/cpanel-tsr-2017-0003-full-disclosure/","tags":["Vendor Advisory"]}],"sources":{"cve":[{"id":"CVE-2017-18437","description":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","status":"published","published":"2019-08-02T16:13:57Z","modified":"2024-08-05T21:20:51.257Z","updated_at":"2026-11-02T14:33:22.064284Z"}],"euvd":[{"id":"EUVD-2017-9553","description":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","status":"published","published":"2019-08-02T16:13:57Z","modified":"2024-08-05T21:20:51Z","updated_at":"2026-11-03T02:23:06.488852Z"}],"ghsa":[{"id":"GHSA-2hqr-pr9m-mcr8","title":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","description":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","status":"published","published":"2022-05-24T16:52:17Z","modified":"2024-04-04T01:31:14Z","cvss":[{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:55:59.478045Z"}],"nvd":[{"id":"CVE-2017-18437","description":"cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).","status":"published","published":"2019-08-02T17:15:12.23Z","modified":"2026-06-17T01:12:50.95Z","cvss":[{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:04:20.074898Z"}]}}