{"id":"CVE-2026-114732","aliases":[],"cve":{"records":[{"id":"CVE-2026-114732","source":"mitre","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-22T02:16:51.473Z","published":"2026-10-22T02:16:51.833Z","modified":"2026-10-29T10:57:39.353Z"}],"publishers":[{"name":"mitre","role":"CNA","organizationId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","modified":"2026-10-22T02:16:51.833Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-29T10:57:39.353Z"}],"references":[{"url":"https://bugs.debian.org/1151279","tags":["issue-tracking","third-party-advisory"],"source":"mitre"},{"url":"https://github.com/roundcube/roundcubemail/commit/453c413d6851cf603bebdb15e58381f5ef9b8094","tags":["patch"],"source":"mitre"},{"url":"https://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5","tags":["vendor-advisory","release-notes"],"source":"mitre"},{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.7.5","tags":["release-notes","patch"],"source":"mitre"},{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.20","tags":["release-notes","patch"],"source":"mitre"},{"url":"https://github.com/roundcube/roundcubemail/commit/cb235cbfef88cbf78236dc67d3b667bf3dc61ddd","tags":["patch"],"source":"mitre"}],"weaknesses":[{"id":"CWE-288","description":"CWE-288 Authentication Bypass Using an Alternate Path or Channel","source":"mitre"}],"applicability":[{"source":"mitre","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*","versionStartIncluding":"1.6.0","versionEndExcluding":"1.6.20"},{"vulnerable":true,"criteria":"cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*","versionStartIncluding":"1.7.0","versionEndExcluding":"1.7.5"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-29T10:53:54.135527Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by an improper authentication vulnerability in multi-host installations.","titleSource":"mitre","descriptionSource":"mitre","description":"Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by an improper authentication vulnerability in multi-host installations. When a user logs in with an alias address, rcube_user::query() matched the address against identity records without qualifying the lookup by IMAP host, so a login could be resolved to a user account belonging to a different IMAP host. Upstream fixed this in the commit “Fix bug where an alias login wasn’t qualified by IMAP host”.","score":6.8,"severity":"medium","published":"2026-10-22T02:16:51.833Z","modified":"2026-10-29T10:57:39.353Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Roundcube","name":"Webmail","platforms":[],"versions":[{"version":"1.6.0","status":"affected","lessThan":"1.6.20","versionType":"semver"},{"version":"1.7.0","status":"affected","lessThan":"1.7.5","versionType":"semver"}],"defaultStatus":"unaffected","cpes":[],"source":"mitre","url":"https://www.cve.org/CVERecord?id=CVE-2026-114732"}],"remediation":[],"references":["https://bugs.debian.org/1151279","https://github.com/roundcube/roundcubemail/commit/453c413d6851cf603bebdb15e58381f5ef9b8094","https://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5","https://github.com/roundcube/roundcubemail/releases/tag/1.7.5","https://github.com/roundcube/roundcubemail/releases/tag/1.6.20","https://github.com/roundcube/roundcubemail/commit/cb235cbfef88cbf78236dc67d3b667bf3dc61ddd"],"sources":[{"name":"CVE","id":"CVE-2026-114732","modified":"2026-10-29T10:57:39.353Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-114732"}],"assessments":[{"source":"mitre","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","score":6.8}],"sourceAffected":[],"observedAt":"2026-10-29T14:34:11.388Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T10:20:31.211Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-29T11:30:33.760Z","attemptedAt":"2026-10-29T11:30:33.760Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-29T11:30:33.353Z","attemptedAt":"2026-10-29T11:30:33.353Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-29T11:30:31.895Z","attemptedAt":"2026-10-29T11:30:31.895Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-29T11:30:34.011Z","attemptedAt":"2026-10-29T11:30:34.011Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-107999","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-107999","modified":"Oct 22, 2026, 2:16:51 AM","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","checkedAt":"2026-10-29T11:30:31.895Z"},{"source":"GitHub Advisory Database","id":"GHSA-qc6m-xxcv-cwh2","url":"https://github.com/advisories/GHSA-qc6m-xxcv-cwh2","modified":"2026-10-22T03:33:57Z","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","checkedAt":"2026-10-29T11:30:33.353Z"},{"source":"NVD","id":"CVE-2026-114732","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114732","modified":"2026-10-29T11:17:28.490","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","checkedAt":"2026-10-29T11:30:33.760Z"},{"source":"FIRST EPSS","id":"CVE-2026-114732","url":"https://www.first.org/epss/","probability":0.00359,"percentile":0.2952,"date":"2026-10-28","checkedAt":"2026-10-29T11:30:34.011Z"}],"aiSummary":{"text":"Roundcube Webmail versions before 1.6.20 and 1.7.x before 1.7.5 have an improper authentication vulnerability in multi-host installations, allowing a login to be resolved to a user account belonging to a different IMAP host. The weakness is due to rcube_user::query() not qualifying the lookup by IMAP host when a user logs in with an alias address. This affects versions 1.6.0 to 1.6.20 and 1.7.0 to 1.7.5.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:27:53.614Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-114732"}]}}