CVE-2026-43704_CVE-2026-43704

5.3 / 10

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. A malicious web extension may be able to cause an unexpected process crash.

Basic Information

ID CVE-2026-43704

Source apple

Published Jun 29, 2026 at 19:42

Modified Jun 29, 2026 at 21:44

Affected Product

Vendor Apple

Product Safari

Affected Versions Apple Safari 0
Apple iOS and iPadOS 0
Apple macOS 0

CWE Classification

CWE-416

References

{
    "lastseen": "",
    "description": "A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. A malicious web extension may be able to cause an unexpected process crash.",
    "published": "2026-06-29T19:42:55.246Z",
    "modified": "2026-06-29T21:44:04.195Z",
    "type": "cve",
    "title": "CVE-2026-43704",
    "source": "apple",
    "references": "https://support.apple.com/en-us/127594\nhttps://support.apple.com/en-us/127595\nhttps://support.apple.com/en-us/127685",
    "id": "CVE-2026-43704",
    "bulletinFamily": "",
    "cwe": [
        "CWE-416"
    ],
    "cvelist": null,
    "sourceData": "Apple Safari 0\nApple iOS and iPadOS 0\nApple macOS 0",
    "sourceHref": "",
    "cvss": {
        "score": 5.3,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Safari",
    "version": "0",
    "vendor": "Apple",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}