{"schemaVersion":3,"id":"CVE-2024-42009","aliases":["UBUNTU-CVE-2024-42009","USN-7636-1","DEBIAN-CVE-2024-42009"],"status":"published","duplicateOf":null,"title":"RoundCube Webmail Cross-Site Scripting Vulnerability","description":"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.","dates":{"published":"2024-08-05T00:00:00.000Z","modified":"2025-10-21T22:55:48.964Z","reserved":null,"kevAdded":["2025-06-09T00:00:00.000Z","2026-04-27T00:00:00.000Z"],"kevDue":["2025-06-30T00:00:00.000Z"]},"cvss":{"headline":{"score":9.3,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","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","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","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","exploitability":7.2,"impact":9.7,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","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","exploitability":7.2,"impact":9.7,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","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","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.82882,"percentile":0.99671,"severity":"critical","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.82882},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.82882,"percentile":0.99671}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.82882,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.82882,"percentile":0.99671}]},"kev":{"state":"listed","entries":[{"source":"cisa","sourceLabel":"CISA","dateAdded":"2025-06-09T00:00:00.000Z","dueDate":"2025-06-30T00:00:00.000Z","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","name":"RoundCube Webmail Cross-Site Scripting Vulnerability","description":"RoundCube Webmail contains a cross-site scripting vulnerability. This vulnerability could allow 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.","notes":[{"type":"url","href":"https://roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8","label":"roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8"},{"type":"url","href":"https://nvd.nist.gov/vuln/detail/CVE-2024-42009","label":"nvd.nist.gov/vuln/detail/CVE-2024-42009"}],"vendor":"Roundcube","product":"Webmail","ransomware":false,"ransomwareUse":"Unknown","exploitationType":null},{"source":"enisa","sourceLabel":"ENISA","dateAdded":"2026-04-27T00:00:00.000Z","dueDate":null,"requiredAction":null,"name":null,"description":"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.","notes":[{"type":"url","href":"https://cert.pl/en/posts/2025/06/unc1151-campaign-roundcube/","label":"cert.pl/en/posts/2025/06/unc1151-campaign-roundcube/"}],"vendor":"RoundCube","product":"Webmail","ransomware":false,"ransomwareUse":null,"exploitationType":"APT"}],"listedCount":2,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":true,"entry":{"source":"cisa","sourceLabel":"CISA","dateAdded":"2025-06-09T00:00:00.000Z","dueDate":"2025-06-30T00:00:00.000Z","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","name":"RoundCube Webmail Cross-Site Scripting Vulnerability","description":"RoundCube Webmail contains a cross-site scripting vulnerability. This vulnerability could allow 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.","notes":[{"type":"url","href":"https://roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8","label":"roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8"},{"type":"url","href":"https://nvd.nist.gov/vuln/detail/CVE-2024-42009","label":"nvd.nist.gov/vuln/detail/CVE-2024-42009"}],"vendor":"Roundcube","product":"Webmail","ransomware":false,"ransomwareUse":"Unknown","exploitationType":null}},{"source":"enisa","label":"ENISA","listed":true,"entry":{"source":"enisa","sourceLabel":"ENISA","dateAdded":"2026-04-27T00:00:00.000Z","dueDate":null,"requiredAction":null,"name":null,"description":"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.","notes":[{"type":"url","href":"https://cert.pl/en/posts/2025/06/unc1151-campaign-roundcube/","label":"cert.pl/en/posts/2025/06/unc1151-campaign-roundcube/"}],"vendor":"RoundCube","product":"Webmail","ransomware":false,"ransomwareUse":null,"exploitationType":"APT"}},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-79","name":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","description":"The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/79.html"}],"affected":[{"vendor":"debian","product":"roundcube","name":"roundcube","label":"roundcube","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/roundcube","purlType":"deb","versions":[{"text":"< 1.6.5+dfsg-1+deb12u3","noFixRecorded":false,"fixedIn":null},{"text":"< 1.6.8+dfsg-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.6.5+dfsg-1+deb12u3 | < 1.6.8+dfsg-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"roundcube","name":"roundcube","label":"roundcube","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/roundcube","purlType":"deb","versions":[{"text":"< 1.6.6+dfsg-2ubuntu0.1+esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.6.6+dfsg-2ubuntu0.1+esm1","eol":null,"hubHref":null},{"vendor":"roundcube","product":"webmail","name":"Webmail","label":"webmail","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.5.8","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.6.0, < 1.6.8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.5.8 | ≥ 1.6.0, < 1.6.8","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"roundcube","label":"Roundcube Webmail","category":"server-app"}},"hubHref":"/vendor/roundcube/webmail"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/roundcube/roundcubemail/releases","label":"github.com/roundcube/roundcubemail/releases","hostname":"github.com","tags":["REPORT","Release Notes"]},{"url":"https://sonarsource.com/blog/government-emails-at-risk-critical-cross-site-scripting-vulnerability-in-roundcube-webmail/","label":"sonarsource.com/blog/…","hostname":"sonarsource.com","tags":["REPORT","Technical Description","Third Party Advisory"]},{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.5.8","label":"github.com/roundcube/roundcubemail/releases/tag/1.5.8","hostname":"github.com","tags":["REPORT","Release Notes"]},{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.8","label":"github.com/roundcube/roundcubemail/releases/tag/1.6.8","hostname":"github.com","tags":["REPORT","Release Notes"]},{"url":"https://roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8","label":"roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8","hostname":"roundcube.net","tags":["REPORT","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-42009","label":"www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-42009","hostname":"www.cisa.gov","tags":["Government Resource","US Government Resource"]},{"url":"https://ubuntu.com/security/CVE-2024-42009","label":"ubuntu.com/security/CVE-2024-42009","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-42009","label":"www.cve.org/CVERecord?id=CVE-2024-42009","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://github.com/roundcube/roundcubemail/commit/68af7c864a36e1941764238dac440ab0d99a8d26","label":"github.com/roundcube/roundcubemail/commit/68af7c864a36e1941764238dac440ab0d99a8d26","hostname":"github.com","tags":["REPORT"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","label":"www.cisa.gov/known-exploited-vulnerabilities-catalog","hostname":"www.cisa.gov","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-7636-1","label":"ubuntu.com/security/notices/USN-7636-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-42009","label":"security-tracker.debian.org/tracker/CVE-2024-42009","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["DSA-5743-1","DSA-5743-2","MGASA-2024-0279","OPENSUSE-SU-2024:0328-1","OPENSUSE-SU-2024:14243-1"],"duplicates":[],"related":["OPENSUSE-SU-2024:0328-1","OPENSUSE-SU-2024:14243-1"]},"timeline":[{"kind":"published","date":"2024-08-05T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"kev-added","date":"2025-06-09T00:00:00.000Z","label":"Added to CISA KEV","detail":"RoundCube Webmail Cross-Site Scripting Vulnerability","source":"cisa"},{"kind":"kev-due","date":"2025-06-30T00:00:00.000Z","label":"CISA remediation due","detail":"Apply mitigations per vendor instructions.","source":"cisa"},{"kind":"modified","date":"2025-10-21T22:55:48.964Z","label":"Last modified","detail":"Vulnerability information updated.","source":null},{"kind":"kev-added","date":"2026-04-27T00:00:00.000Z","label":"Added to ENISA KEV","detail":"Added to the ENISA known exploited vulnerabilities catalog.","source":"enisa"}],"risk":{"score":85,"level":"critical","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T06:50:51.824Z","stale":false,"partial":false}}