{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "89.0.4389.128"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "32"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "33"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "34"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "Use after free in Blink in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.",
  "id": "CVE-2021-21206",
  "modified": "2026-03-15T21:46:58.287273433Z",
  "published": "2021-04-26T17:15:08.213Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21206"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.gentoo.org/glsa/202104-08"
    },
    {
      "type": "ADVISORY",
      "url": "https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop.html"
    },
    {
      "type": "REPORT",
      "url": "https://crbug.com/1196781"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}