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{"affected": [{"affectedData": [{"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"}]}], "source": "cve@mitre.org"}], "cveTags": [], "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 \u201cFix IMAP command injection via CRLF in `_flag` parameter of mail/mark action\u201d, which rejects flags containing control, whitespace and IMAP-special characters."}], "id": "CVE-2026-114720", "lastModified": "2026-10-22T02:16:59.717", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.8, "impactScore": 4.2, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2026-10-22T02:16:59.717", "references": [{"source": "cve@mitre.org", "url": "https://bugs.debian.org/1151279"}, {"source": "cve@mitre.org", "url": "https://github.com/roundcube/roundcubemail/commit/242c6d6a150c850bd96d20d400261e71f8d11f9b"}, {"source": "cve@mitre.org", "url": "https://github.com/roundcube/roundcubemail/commit/6c3c1897c11e193e47fccaabc87e9ca2a0a73e51"}, {"source": "cve@mitre.org", "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.20"}, {"source": "cve@mitre.org", "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.5"}, {"source": "cve@mitre.org", "url": "https://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-93"}], "source": "cve@mitre.org", "type": "Primary"}]}

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