CVE detail
CVE-2025-43529: Apple Multiple Products Use-After-Free WebKit Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Apple · Multiple Products
- Date added (KEV)
- Dec 15, 2025
- CISA due date
- Jan 05, 2026
- Ransomware campaign use
- Unknown
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Scorifya interpretation
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Plain English
Technical detail
From CISA
Apple iOS, iPadOS, macOS, and other Apple products contain a use-after-free vulnerability in WebKit. Processing maliciously crafted web content may lead to memory corruption. 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.
https://support.apple.com/en-us/125884 ; https://support.apple.com/en-us/125892 ; https://support.apple.com/en-us/125885 ; https://support.apple.com/en-us/125886 ; https://support.apple.com/en-us/125889 ; https://nvd.nist.gov/vuln/detail/CVE-2025-43529
See what attackers can see on your domain
This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now. Scorifya can't test for Apple directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
SOC 2 compliance
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See Scorifya Controls →References
- https://support.apple.com/en-us/125884Release NotesVendor Advisory
- https://support.apple.com/en-us/125885Release NotesVendor Advisory
- https://support.apple.com/en-us/125886Release NotesVendor Advisory
- https://support.apple.com/en-us/125889Release NotesVendor Advisory
- https://support.apple.com/en-us/125890Release NotesVendor Advisory
Other recent CVEs from Apple
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- CVE-2025-43520Multiple Products, Apple Multiple Products Classic Buffer Overflow Vulnerability
- CVE-2021-30952Multiple Products, Apple Multiple Products Integer Overflow or Wraparound Vulnerability
- CVE-2023-41974iOS and iPadOS, Apple iOS and iPadOS Use-After-Free Vulnerability