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        "state": "PUBLISHED",
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        "dateReserved": "2026-10-22T02:09:39.582Z",
        "datePublished": "2026-10-22T02:09:40.059Z",
        "dateUpdated": "2026-10-22T02:09:40.059Z"
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                    "repo": "https://github.com/roundcube/roundcubemail/",
                    "vendor": "Roundcube",
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                    "value": "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”."
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                        "privilegesRequired": "NONE",
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                        "userInteraction": "NONE",
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                            "cweId": "CWE-918",
                            "description": "CWE-918 Server-Side Request Forgery (SSRF)",
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                            "type": "CWE"
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                    "tags": [
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                    ],
                    "url": "https://bugs.debian.org/1151279"
                },
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                    "tags": [
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                    "url": "https://github.com/roundcube/roundcubemail/commit/6e1d480e730a45f29829b6a11af608d5d6eb3db6"
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                    "url": "https://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5"
                },
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                    "tags": [
                        "release-notes",
                        "patch"
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                    "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.5"
                },
                {
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                        "release-notes",
                        "patch"
                    ],
                    "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.20"
                },
                {
                    "tags": [
                        "patch"
                    ],
                    "url": "https://github.com/roundcube/roundcubemail/commit/3c3a65f66b53b7aaf3d720acd06e0b102eceb090"
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