{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-114720","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","state":"PUBLISHED","assignerShortName":"mitre","dateReserved":"2026-10-22T01:32:44.065Z","datePublished":"2026-10-22T01:32:44.426Z","dateUpdated":"2026-10-22T01:32:44.426Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Webmail","repo":"https://github.com/roundcube/roundcubemail/","vendor":"Roundcube","versions":[{"lessThan":"1.6.20","status":"affected","version":"1.6.0","versionType":"semver"},{"lessThan":"1.7.5","status":"affected","version":"1.7.0","versionType":"semver"}]}],"descriptions":[{"lang":"en","value":"Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by an IMAP command injection vulnerability. A remote authenticated attacker can exploit this via CRLF sequences injected into the _flag parameter of the mail/mark action to execute arbitrary IMAP commands. Upstream fixed this in the commit “Fix IMAP command injection via CRLF in `_flag` parameter of mail/mark action”, which rejects flags containing control, whitespace and IMAP-special characters."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-93","description":"CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2026-10-22T01:32:44.426Z"},"references":[{"tags":["issue-tracking","third-party-advisory"],"url":"https://bugs.debian.org/1151279"},{"tags":["patch"],"url":"https://github.com/roundcube/roundcubemail/commit/6c3c1897c11e193e47fccaabc87e9ca2a0a73e51"},{"tags":["vendor-advisory","release-notes"],"url":"https://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5"},{"tags":["release-notes","patch"],"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.7.5"},{"tags":["release-notes","patch"],"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.20"},{"tags":["patch"],"url":"https://github.com/roundcube/roundcubemail/commit/242c6d6a150c850bd96d20d400261e71f8d11f9b"}],"x_generator":{"engine":"CVE-Request-form 0.0.1"},"cpeApplicability":[{"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"}]}]}]}}}