{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-74999", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "state": "PUBLISHED", "assignerShortName": "mitre", "dateReserved": "2026-08-17T12:42:51.192Z", "datePublished": "2026-08-17T12:42:51.526Z", "dateUpdated": "2026-08-17T14:33:47.482Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Webmail", "vendor": "Roundcube", "versions": [{"lessThan": "1.6.18", "status": "affected", "version": "1.6.0", "versionType": "semver"}, {"lessThan": "1.7.3", "status": "affected", "version": "1.7.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the \"Add to address book\" action was subject to stored XSS."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-17T12:42:51.526Z"}, "references": [{"url": "https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3"}, {"url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.18"}, {"url": "https://github.com/roundcube/roundcubemail/commit/32f20c6bfd12dff9cfb6880ae303e740f0804fe8"}, {"url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.3"}, {"url": "https://github.com/roundcube/roundcubemail/commit/2d2a9604a820ee279c9ffcfe856b9b93a93995a8"}], "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": "1.6.18"}, {"vulnerable": true, "criteria": "cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.7.0", "versionEndExcluding": "1.7.3"}]}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-17T14:32:30.790769Z", "id": "CVE-2026-74999", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-17T14:33:47.482Z"}}]}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Webmail", "vendor": "Roundcube", "versions": [{"lessThan": "1.6.18", "status": "affected", "version": "1.6.0", "versionType": "semver"}, {"lessThan": "1.7.3", "status": "affected", "version": "1.7.0", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the \"Add to address book\" action was subject to stored XSS."}], "id": "CVE-2026-74999", "lastModified": "2026-08-17T13:16:54.423", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-08-17T13:16:54.423", "references": [{"source": "[email protected]", "url": "https://github.com/roundcube/roundcubemail/commit/2d2a9604a820ee279c9ffcfe856b9b93a93995a8"}, {"source": "[email protected]", "url": "https://github.com/roundcube/roundcubemail/commit/32f20c6bfd12dff9cfb6880ae303e740f0804fe8"}, {"source": "[email protected]", "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.18"}, {"source": "[email protected]", "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.3"}, {"source": "[email protected]", "url": "https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "[email protected]", "type": "Primary"}]}

{}

{}