CVE-2023-42917

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2023-42917

Confirmed

Yes

2023-12-04 00:00 UTC

Timestamps

2023-12-04

2023-12-04

Scope

KEV entry: Apple Multiple Products WebKit Memory Corruption Vulnerability | Affected: Apple / Multiple Products | Description: Apple iOS, iPadOS, macOS, and Safari WebKit contain a memory corruption vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing. | Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. | Due date: 2023-12-25 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://support.apple.com/en-us/HT214031, https://support.apple.com/en-us/HT214032, https://support.apple.com/en-us/HT214033 ; https://nvd.nist.gov/vuln/detail/CVE-2023-42917

References
  • {'id': 'CVE-2023-42917', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-42917'}

70abbd18-2f61-4a81-b24e-b214ec7e9c84

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-787"
  ],
  "date_added": "2023-12-04",
  "due_date": "2023-12-25",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Multiple Products",
  "vendorProject": "Apple",
  "vulnerabilityName": "Apple Multiple Products WebKit Memory Corruption Vulnerability"
}
 -
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