{"schema":"threatline.record/2","record":{"id":"CVE-2026-114730","aliases":[],"summary":"Roundcube Webmail 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 is affected by a server-side request forgery filter bypass. The network blocklist used by rcube_utils::is_local_url() omitted the RFC 6052","details":"Roundcube Webmail 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 is affected by a server-side request forgery filter bypass. The network blocklist used by rcube_utils::is_local_url() omitted the RFC 6052 NAT64 prefix 64:ff9b::/96, the RFC 8215 local-use NAT64 prefix 64:ff9b:1::/48 and the unspecified address ::/128, so URLs such as http://[64:ff9b::7f00:1]/ passed the filter and reached loopback, link-local and cloud metadata addresses. Upstream fixed this in the commit “Fix SSRF filter (is_local_url()) bypass via NAT64 64:ff9b::/96”.","categories":["Applications & CMS"],"product":"Webmail","vendor":"Roundcube","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114730","source_modified_at":"2026-10-22T02:09:40.059Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Webmail","vendor":"Roundcube","versions":[{"lessThan":"1.6.20","status":"affected","version":"1.6.14","versionType":"semver"},{"lessThan":"1.7.5","status":"affected","version":"1.7.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114730","source_modified_at":"2026-10-22T02:09:40.059Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Webmail","ecosystem":null},"version":"1.6.20","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114730","source_modified_at":"2026-10-22T02:09:40.059Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Webmail","ecosystem":null},"version":"1.7.5","basis":"first unaffected version stated in the CVE record"}],"cvss":7.2,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00312,"percentile":0.22839,"score_date":"2026-10-23"},"published_at":"2026-10-22T02:09:40.059Z","modified_at":"2026-10-22T02:09:40.059Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-114730","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T02:09:40.059Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-114730","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://bugs.debian.org/1151279","tags":["issue-tracking","third-party-advisory"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/commit/6e1d480e730a45f29829b6a11af608d5d6eb3db6","tags":["patch"]},{"source":"CVE List","url":"https://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5","tags":["vendor-advisory","release-notes"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.7.5","tags":["release-notes","patch"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.20","tags":["release-notes","patch"]},{"source":"CVE List","url":"https://github.com/roundcube/roundcubemail/commit/3c3a65f66b53b7aaf3d720acd06e0b102eceb090","tags":["patch"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-22T02:09:40.059Z","content_hash":"4b934f8f9be16a858984c9ede8d9bf28297b0f8d865a860aa3acfe845040b412"}}