{
  "cvss": 4.3,
  "datePublished": "2026-05-11T21:18:52.913",
  "dateUpdated": "2026-10-26T18:10:00.173",
  "description": "The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.",
  "id": "CVE-2026-28901",
  "raw": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "Safari",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "iOS and iPadOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "macOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "tvOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "visionOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "watchOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "source": "product-security@apple.com"
      },
      {
        "affectedData": [
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/o:redhat:rhel_els:7"
            ],
            "defaultStatus": "affected",
            "packageName": "webkitgtk4",
            "product": "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el7_9",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:enterprise_linux:8"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_10",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_aus:8.4"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_4",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_eus_long_life:8.4"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_4",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_aus:8.6"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_6",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_eus_long_life:8.6"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_6",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_tus:8.8"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_8",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_e4s:8.8"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el8_8",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:enterprise_linux:9"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el9_8",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_e4s:9.2"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el9_2",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_e4s:9.4"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el9_4",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhel_eus:9.6"
            ],
            "defaultStatus": "affected",
            "packageName": "webkit2gtk3",
            "product": "Red Hat Enterprise Linux 9.6 Extended Update Support",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:2.52.4-1.el9_6",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:6"
            ],
            "defaultStatus": "unknown",
            "packageName": "webkitgtk",
            "product": "Red Hat Enterprise Linux 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:7"
            ],
            "defaultStatus": "unaffected",
            "packageName": "webkitgtk3",
            "product": "Red Hat Enterprise Linux 7",
            "vendor": "Red Hat"
          }
        ],
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "9D9FC2C4-7A7C-4330-A226-255428A5D18E",
                "versionEndExcluding": "26.5",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "0A70A5FD-8891-4C4E-9D35-F217F95027B5",
                "versionEndExcluding": "26.5",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "6CB91417-90A8-4A9B-A1D0-1D94B80EF837",
                "versionEndExcluding": "26.5",
                "versionStartIncluding": "26.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "176C47FD-FA25-437B-9061-A81CAA367AEF",
                "versionEndExcluding": "26.5",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C8F45D80-0DF8-444E-9AF1-703A1075F046",
                "versionEndExcluding": "26.5",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "057B244F-5485-4108-8E23-FE15F5256EE7",
                "versionEndExcluding": "26.5",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash."
      },
      {
        "lang": "es",
        "value": "El problema se abordó con una gestión de memoria mejorada. Este problema está solucionado en iOS 26.5 y iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. El procesamiento de contenido web diseñado maliciosamente puede provocar un cierre inesperado del proceso."
      }
    ],
    "id": "CVE-2026-28901",
    "lastModified": "2026-10-26T18:10:00.173",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 1.4,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9,
          "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-28901",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-05-12T20:34:34.772351Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-05-11T21:18:52.913",
    "references": [
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/127110"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/127115"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/127118"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/127119"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/127120"
      },
      {
        "source": "product-security@apple.com",
        "url": "https://support.apple.com/en-us/127121"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:25918"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:25927"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:27728"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:27785"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:27804"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:28114"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:28146"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:28147"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/errata/RHSA-2026:28148"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://access.redhat.com/security/cve/CVE-2026-28901"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2483957"
      },
      {
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-28901.json"
      }
    ],
    "sourceIdentifier": "product-security@apple.com",
    "vulnStatus": "Modified",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-119"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      },
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "type": "Secondary"
      }
    ]
  },
  "severity": "MEDIUM",
  "source": "nvd",
  "title": "The issue was addressed with improved memory handling"
}