{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "12.0.8"
              },
              {
                "introduced": "13.0.0"
              },
              {
                "fixed": "13.0.3"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "14.0.0-beta1"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "14.0.0-beta2"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "14.0.0-beta3"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "14.0.0-beta4"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "14.0.0-rc1"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "14.0.0-rc2"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "42d3169e276bda2e2c41849fcc8a6f683719b323"
            },
            {
              "introduced": "3b4285e13f6b1ec074b98466f49e189101f090bc"
            },
            {
              "fixed": "8a0093d9cada749aa0182b1c2248b42e0ea47f0b"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "adcc061166ab86bd39b004bd85847320fdd2d525"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "9891eae232d77391699d3be908ed03426779d4d2"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "def2bf2086b00b5bb00b362a5a50840fdf8b4cc0"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "bdead84ec68001377e599230e86c3ea18d277a13"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "9823c7197150e4134490c043c2e2e53733eae783"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "c31632ccdf5c9a76499ad36b40c8cf52c1602754"
            }
          ],
          "repo": "https://github.com/nextcloud/server",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A bug causing session fixation in Nextcloud Server prior to 14.0.0, 13.0.3 and 12.0.8 could potentially allow an attacker to obtain access to password protected shares.",
  "id": "CVE-2018-16463",
  "modified": "2026-03-13T21:49:15.905254493Z",
  "published": "2018-10-30T21:29:00.510Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://hackerone.com/reports/237184"
    },
    {
      "type": "ADVISORY",
      "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2018-013"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}