{"schema":"threatline.record/2","record":{"id":"CVE-2023-5631","aliases":[],"summary":"Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability","details":"Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that allows a remote attacker to run malicious JavaScript code.","categories":["Applications & CMS"],"product":"Webmail","vendor":"Roundcube","ecosystem":null,"affected_ranges":[{"source":"CVE 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unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.76901,"percentile":0.99551,"score_date":"2026-10-23"},"published_at":"2023-10-18T14:51:18.443Z","modified_at":"2025-10-21T23:05:34.074Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2023-5631","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:05:34.074Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2023-5631","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://roundcube.net/news/2023/10/16/security-update-1.6.4-released, https://roundcube.net/news/2023/10/16/security-updates-1.5.5-and-1.4.15","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5631","source":"CISA KEV"},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/commit/6ee6e7ae301e165e2b2cb703edf75552e5376613","tags":["x_transferred"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.4","tags":["x_transferred"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.5.5","tags":["x_transferred"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.4.15","tags":["x_transferred"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/issues/9168","tags":["x_transferred"]},{"source":"CVE List","url":"https://roundcube.net/news/2023/10/16/security-update-1.6.4-released","tags":["x_transferred"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/commit/41756cc3331b495cc0b71886984474dc529dd31d","tags":["x_transferred"]},{"source":"CVE List","url":"https://roundcube.net/news/2023/10/16/security-updates-1.5.5-and-1.4.15","tags":["x_transferred"]},{"source":"CVE List","url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054079","tags":["x_transferred"]},{"source":"CVE List","url":"https://www.debian.org/security/2023/dsa-5531","tags":["x_transferred"]},{"source":"CVE List","url":"https://lists.debian.org/debian-lts-announce/2023/10/msg00035.html","tags":["x_transferred"]},{"source":"CVE List","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LK67Q46OIEGJCRQUBHKLH3IIJTBNGGX4/","tags":["x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-5631","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2023-11-15T16:39:21.592115Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:05:34.074Z","content_hash":"3e3aebfb52242fad5540a4bfbae96ad4f6a074262f57672fb9c0fcd508523b7a"}}