FKIE_CVE-2026-20652

Vulnerability from fkie_nvd - Published: 2026-02-11 23:16 - Updated: 2026-04-02 19:21
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A remote attacker may be able to cause a denial-of-service.
References
product-security@apple.comhttps://support.apple.com/en-us/126346Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/126347Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/126348Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/126353Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/126354Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
apple safari *
apple ipados *
apple ipados *
apple iphone_os *
apple iphone_os *
apple macos *
apple visionos *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "13054182-3C0A-47D3-AABE-2B248BA17814",
              "versionEndExcluding": "26.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5DF4C0EE-C67C-4BA1-BB50-C51DEC72E486",
              "versionEndExcluding": "18.7.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "00E2601B-7453-4C8B-A307-EF7BC5BF2E84",
              "versionEndExcluding": "26.3",
              "versionStartIncluding": "26.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "273784FD-F8F0-466D-AF6E-5511FF3781B7",
              "versionEndExcluding": "18.7.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "951073F9-924E-4D9C-8DA1-64E284326CC5",
              "versionEndExcluding": "26.3",
              "versionStartIncluding": "26.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E1EEEE88-5ADA-4C55-9C7C-397E904408DD",
              "versionEndExcluding": "26.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "388EDB3F-A14E-4922-B88A-F1CB6DE50A2A",
              "versionEndExcluding": "26.3",
              "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 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A remote attacker may be able to cause a denial-of-service."
    },
    {
      "lang": "es",
      "value": "El problema se abord\u00f3 con un manejo de memoria mejorado. Este problema est\u00e1 solucionado en macOS Tahoe 26.3, iOS 18.7.5 y iPadOS 18.7.5, visionOS 26.3, iOS 26.3 y iPadOS 26.3, Safari 26.3. Un atacante remoto podr\u00eda causar una denegaci\u00f3n de servicio."
    }
  ],
  "id": "CVE-2026-20652",
  "lastModified": "2026-04-02T19:21:17.743",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-02-11T23:16:08.033",
  "references": [
    {
      "source": "product-security@apple.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://support.apple.com/en-us/126346"
    },
    {
      "source": "product-security@apple.com",
      "tags": [
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        "Vendor Advisory"
      ],
      "url": "https://support.apple.com/en-us/126347"
    },
    {
      "source": "product-security@apple.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://support.apple.com/en-us/126348"
    },
    {
      "source": "product-security@apple.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
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      "url": "https://support.apple.com/en-us/126353"
    },
    {
      "source": "product-security@apple.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://support.apple.com/en-us/126354"
    }
  ],
  "sourceIdentifier": "product-security@apple.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.