CVE-2025-66287

{"id": "CVE-2025-66287", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-66287", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-12-04T20:55:04.444384Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "secalert@redhat.com", "affectedData": [{"vendor": "The WebKitGTK Team", "product": "WebKitGTK", "versions": [{"status": "affected", "version": "0", "lessThan": "2.50.3", "versionType": "semver"}], "packageName": "webkitgtk", "collectionURL": "https://github.com/WebKit/WebKit", "defaultStatus": "unaffected"}, {"cpes": ["cpe:/o:redhat:rhel_els:7"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7 Extended Lifecycle Support", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el7_9", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkitgtk4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:8::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "versions": [{"status": "unaffected", "version": "0:2.50.3-1.el8_10", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.2::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_2", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.4::appstream", "cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_4", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.4::appstream", "cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_4", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_6", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Telecommunications Update Service", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_6", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_6", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:8.8::appstream", "cpe:/a:redhat:rhel_tus:8.8::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_8", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:8.8::appstream", "cpe:/a:redhat:rhel_tus:8.8::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.50.3-2.el8_8", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:9::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "versions": [{"status": "unaffected", "version": "0:2.50.3-1.el9_7", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:9.0::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.50.3-1.el9_0", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:9.2::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.50.3-1.el9_2", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.4::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.4 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:2.50.3-1.el9_4", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:2.50.3-1.el9_6", "lessThan": "*", "versionType": "rpm"}], "packageName": "webkit2gtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:6"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "packageName": "webkitgtk", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unknown"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:7"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "packageName": "webkitgtk3", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}]}], "published": "2025-12-04T17:15:56.647", "references": [{"url": "https://access.redhat.com/errata/RHSA-2025:22789", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:22790", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23110", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23433", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23434", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23451", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23452", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23583", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23591", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23742", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:23743", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2025-66287", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2418857", "source": "secalert@redhat.com"}, {"url": "https://webkitgtk.org/security/WSA-2025-0009.html", "source": "secalert@redhat.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling."}], "lastModified": "2026-06-29T21:16:37.550", "sourceIdentifier": "secalert@redhat.com"}