CVE-2023-23529 (GCVE-0-2023-23529)
Vulnerability from cvelistv5 – Published: 2023-02-27 00:00 – Updated: 2025-10-21 23:15
VLAI?
CISA KEV
Summary
A type confusion issue was addressed with improved checks. This issue is fixed in iOS 15.7.4 and iPadOS 15.7.4, iOS 16.3.1 and iPadOS 16.3.1, macOS Ventura 13.2.1, Safari 16.3. Processing maliciously crafted 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)
CWE
- Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Assigner
References
Impacted products
4 products
| Vendor | Product | Version | |
|---|---|---|---|
| Apple | iOS and iPadOS |
Affected:
unspecified , < 16.3
(custom)
|
|
| Apple | Safari |
Affected:
unspecified , < 16.3
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 13.2
(custom)
|
|
| Apple | iOS and iPadOS |
Affected:
unspecified , < 15.7
(custom)
|
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 23965a5a-d4fb-4c1e-a002-26231225d9e9
Exploited: Yes
Timestamps
First Seen: 2023-02-14
Asserted: 2023-02-14
Scope
Notes: KEV entry: Apple Multiple Products WebKit Type Confusion Vulnerability | Affected: Apple / Multiple Products | Description: Apple iOS, MacOS, Safari and iPadOS WebKit contain a type confusion 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. | Due date: 2023-03-07 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://support.apple.com/en-us/HT213635, https://support.apple.com/en-us/HT213633, https://support.apple.com/en-us/HT213638; https://nvd.nist.gov/vuln/detail/CVE-2023-23529
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-843 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Multiple Products |
| Due Date | 2023-03-07 |
| Date Added | 2023-02-14 |
| Vendorproject | Apple |
| Vulnerabilityname | Apple Multiple Products WebKit Type Confusion Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Created: 2026-02-02 12:27 UTC
| Updated: 2026-02-06 07:17 UTC
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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 |
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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.
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