{"id":"CVE-2024-42009","aliases":[],"url":"https://o3.security/vulnerability/CVE-2024-42009","summary":null,"details":"A Cross-Site Scripting vulnerability in Roundcube through 1.5.7 and 1.6.x through 1.6.7 allows a remote attacker to steal and send emails of a victim via a crafted e-mail message that abuses a Desanitization issue in message_body() in program/actions/mail/show.php.","published":"2024-08-05T00:00:00Z","modified":"2026-10-21T02:31:01.729670008Z","cvss":{"score":9.3,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N"},"epss":{"score":0.82882,"percentile":0.99651,"asOf":"2026-09-10"},"cisaKev":null,"exploitsKnown":2,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.5.8"},{"type":"WEB","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.8"},{"type":"WEB","url":"https://roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-42009"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42009.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-42009"},{"type":"PACKAGE","url":"https://github.com/roundcube/roundcubemail/releases"},{"type":"ARTICLE","url":"https://sonarsource.com/blog/government-emails-at-risk-critical-cross-site-scripting-vulnerability-in-roundcube-webmail/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-21T02:31:01.729670008Z"}}