{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "7.6.6"
              },
              {
                "last_affected": "9.2.0"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "7.6.6"
              },
              {
                "last_affected": "9.2.0"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "Grok 7.6.6 through 9.2.0 has a heap-based buffer overflow in grk::FileFormatDecompress::apply_palette_clr (called from grk::FileFormatDecompress::applyColour).",
  "id": "CVE-2021-36089",
  "modified": "2026-03-13T21:50:55.099344455Z",
  "published": "2021-07-01T03:15:08.883Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/GrokImageCompression/grok/releases"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/grok/OSV-2021-677.yaml"
    },
    {
      "type": "FIX",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33544"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}