{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "5.8.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1ca37471b48a3498f985509828cb3cf85ea129f8"
            }
          ],
          "repo": "https://github.com/htacg/tidy-html5",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A vulnerability classified as problematic has been found in HTACG tidy-html5 5.8.0. Affected is the function defaultAlloc of the file src/alloc.c. The manipulation leads to memory leak. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.",
  "id": "CVE-2025-6498",
  "modified": "2026-04-01T23:07:55.007210142Z",
  "published": "2025-06-23T02:15:20.703Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?id.313614"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?submit.601009"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?ctiid.313614"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/htacg/tidy-html5/issues/1152"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/user-attachments/files/20438303/tidy-html5_crash_3.txt"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}