{"id":"CVE-2026-113386","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-113386","generatedAt":"2026-10-27T23:59:19.354Z","title":"Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 are affected by IMAP command injection.","description":"Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 are affected by IMAP command injection. A remote authenticated attacker can exploit this via CRLF sequences injected into the _uid parameter of the mail/headers and mail/viewsource actions to execute arbitrary IMAP commands.","published":"2026-10-20T05:16:54.000Z","lastModified":"2026-10-22T22:18:03.000Z","status":"Awaiting Analysis","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N"},"cwe":["CWE-93"],"affected":[],"epss":{"score":0.01004,"percentile":0.62724,"date":"2026-10-26","history":[{"date":"2026-10-20","score":0.00972,"percentile":0.61392}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-20T05:16:54.000Z","detail":{"score":"7.1","severity":"HIGH","publishedAt":"2026-10-20T05:16:54.250Z"},"summary":"New CVE, high severity (CVSS 7.1)."}],"references":[{"url":"https://bugs.debian.org/1151279","source":"cve@mitre.org"},{"url":"https://github.com/roundcube/roundcubemail/commit/004adaaeca4f6799715a54d12e3f657f19efcc9a","source":"cve@mitre.org"},{"url":"https://github.com/roundcube/roundcubemail/commit/bf5bc0266a8cd16be6b640409e64a6c6c2705049","source":"cve@mitre.org"},{"url":"https://github.com/roundcube/roundcubemail/commit/f62879defc0330ae240c72b83b2d00a8ab337447","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","source":"cve@mitre.org"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-113386","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}