CVE-2023-37450 (GCVE-0-2023-37450)

Vulnerability from cvelistv5 – Published: 2023-07-26 23:21 – Updated: 2025-10-21 23:05
VLAI CISA KEV KEVintel KEV
Summary
The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
  • CWE-noinfo Not enough information
Assigner
References
Impacted products
Vendor Product Version
Apple Safari Affected: unspecified , < 16.5 (custom)
Create a notification for this product.
Apple tvOS Affected: unspecified , < 16.6 (custom)
Create a notification for this product.
Apple iOS and iPadOS Affected: unspecified , < 16.6 (custom)
Create a notification for this product.
Apple macOS Affected: unspecified , < 13.5 (custom)
Create a notification for this product.
Apple watchOS Affected: unspecified , < 9.6 (custom)
Create a notification for this product.
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: fe9bf68f-a9cc-428b-813b-a9172c037614

Vulnerability ID: CVE-2023-37450

Status: Confirmed

Status Updated: 2023-07-13 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-07-13
Asserted: 2023-07-13
Scope
Notes: KEV entry: Apple Multiple Products WebKit Code Execution Vulnerability | Affected: Apple / Multiple Products | Description: Apple iOS, iPadOS, macOS, and Safari WebKit contain an unspecified 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 updates per vendor instructions or discontinue use of the product if updates are unavailable. | Due date: 2023-08-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://support.apple.com/en-us/HT213826, https://support.apple.com/en-us/HT213841, https://support.apple.com/en-us/HT213843, https://support.apple.com/en-us/HT213846, https://support.apple.com/en-us/HT213848; https://nvd.nist.gov/vuln/detail/CVE-2023-37450
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes
Feed CISA Known Exploited Vulnerabilities Catalog
Product Multiple Products
Due Date 2023-08-03
Date Added 2023-07-13
Vendorproject Apple
Vulnerabilityname Apple Multiple Products WebKit Code Execution Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
KEVintel KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 77a13d75-366c-46d3-9605-ad7fe7dc4f76

Vulnerability ID: CVE-2023-37450

Status: Confirmed

Status Updated: 2023-07-13 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-07-13
Asserted: 2023-07-13
Scope
Notes: KEVIntel entry: The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5,... | Affected: Apple / Safari, tvOS, iOS and iPadOS, macOS, watchOS | CVSS: 8.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5,...
Vendor Apple
Product Safari, tvOS, iOS and iPadOS, macOS, watchOS
Added Date 2023-07-13T00:00:00.000Z
Cvss Score 8.8
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-19 12:46 UTC | Updated: 2026-06-19 12:46 UTC
Show details on NVD website
To clipboard 

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  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.