{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "4.3.4"
              },
              {
                "last_affected": "4.5.26"
              },
              {
                "introduced": "5.0.0"
              },
              {
                "last_affected": "5.0.11"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "574499e110ec3a561be9338ebcb39518eaf720e6"
            },
            {
              "last_affected": "1751afbb48a695421d9547e78ee868f350e5461f"
            },
            {
              "introduced": "6feb3f329729d6c78f6544b542b1668a3e9f6704"
            },
            {
              "last_affected": "17daa03e93011f338d207db41fd6aefd6b63add0"
            }
          ],
          "repo": "https://github.com/eclipse-vertx/vert.x",
          "type": "GIT"
        },
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "4.3.4"
              },
              {
                "last_affected": "4.5.26"
              },
              {
                "introduced": "5.0.0"
              },
              {
                "last_affected": "5.0.11"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "6aa82666abe2f912146467989401a81d9999259d"
            },
            {
              "last_affected": "143b384014e5781abb259b1f3ccab06a07217afc"
            },
            {
              "introduced": "a62720242d2f515969aa34dd185d870b846be5e1"
            },
            {
              "last_affected": "177f6f3e7d5efc6500333f24372e3834465a988a"
            }
          ],
          "repo": "https://github.com/vert-x3/vertx-web",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-3g76-f9xq-8vp6"
  ],
  "database_specific": {
    "cna_assigner": "eclipse",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6860.json"
  },
  "details": "A TCP client can perform a TLS handshake and present the server name extension with a server name that is accepted by a server wildcard name, e.g. if the server is configured with a certificate accepting *.example.com, any XYZ.example.com where xyz is a valid name can be used.",
  "id": "CVE-2026-6860",
  "modified": "2026-07-15T01:48:52.336906208Z",
  "published": "2026-05-06T09:55:12.531Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6860.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-3g76-f9xq-8vp6"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6860"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381"
    },
    {
      "type": "FIX",
      "url": "https://github.com/eclipse-vertx/vert.x/pull/6102"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L",
      "type": "CVSS_V4"
    }
  ]
}