{
  "threat_severity" : "Moderate",
  "public_date" : "2021-12-20T00:00:00Z",
  "bugzilla" : {
    "description" : "webkitgtk: Logic issue leading to universal cross-site scripting",
    "id" : "2034389",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2034389"
  },
  "cvss3" : {
    "cvss3_base_score" : "6.1",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
    "status" : "verified"
  },
  "cwe" : "CWE-79",
  "details" : [ "A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to universal cross site scripting.", "A logic issue was found in WebKitGTK. Specially crafted web content could use this flaw to trigger a universal cross-site scripting when processed." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
    "release_date" : "2025-07-07T00:00:00Z",
    "advisory" : "RHSA-2025:10364",
    "cpe" : "cpe:/o:redhat:rhel_els:7",
    "package" : "webkitgtk4-0:2.48.3-2.el7_9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2022-05-10T00:00:00Z",
    "advisory" : "RHSA-2022:1777",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "webkit2gtk3-0:2.34.6-1.el8"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "webkitgtk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "webkitgtk3",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Not affected",
    "package_name" : "webkit2gtk3",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2021-30890\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-30890" ],
  "name" : "CVE-2021-30890",
  "csaw" : false
}