{"cve":"CVE-2020-18671","nvd":{"published":"2021-06-24T19:15:08.267","modified":"2026-06-17T02:59:24.203","status":"Modified","description":"Cross Site Scripting (XSS) vulnerability in Roundcube Mail <=1.4.4 via smtp config in /installer/test.php.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://github.com/roundcube/roundcubemail/issues/7406","https://lorexxar.cn/2020/06/10/roundcube-mail-xss/#store-xss-in-smtp-config","https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12","https://github.com/roundcube/roundcubemail/issues/7406","https://lorexxar.cn/2020/06/10/roundcube-mail-xss/#store-xss-in-smtp-config"],"products":["roundcube:webmail"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2020-18671","score":0.00814,"percentile":0.57058,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}