{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "5.7"
              },
              {
                "introduced": "0"
              },
              {
                "fixed": "5.5"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "2999e2b57c62b4455187ee9b77840d49df0a8e2e"
            },
            {
              "introduced": "0"
            },
            {
              "fixed": "fb9b2744b411cc1a04527b909675447fdab8a471"
            }
          ],
          "repo": "https://github.com/pi-hole/ftl",
          "type": "GIT"
        },
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "5.2.4"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "cbfb58f7a283c2a3e7aad95a834a0287175ccb24"
            }
          ],
          "repo": "https://github.com/pi-hole/pi-hole",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. The Stored XSS exists in the Pi-hole Admin portal, which can be exploited by the malicious actor with the network access to DNS server. See the referenced GitHub security advisory for patch details.",
  "id": "CVE-2021-29448",
  "modified": "2026-03-15T13:45:42.601344274Z",
  "published": "2021-04-15T16:15:14.033Z",
  "references": [
    {
      "type": "EVIDENCE",
      "url": "https://github.com/pi-hole/AdminLTE/security/advisories/GHSA-cwwf-93p7-73j9"
    }
  ],
  "related": [
    "GHSA-cwwf-93p7-73j9"
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H",
      "type": "CVSS_V3"
    }
  ]
}