CVE-2025-43529

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report.

Scoring

• CVSS: 8.8 (HIGH, 3.1)
• EPSS exploitation probability: Not yet available
• EPSS percentile: Not yet available

CISA KEV status

• Added to KEV: 2025-12-15
• Remediation due date: 2026-01-05
• Known ransomware campaign use: Unknown

Weakness types (CWE)

• CWE-416

References

• https://support.apple.com/en-us/125884
• https://support.apple.com/en-us/125885
• https://support.apple.com/en-us/125886
• https://support.apple.com/en-us/125889
• https://support.apple.com/en-us/125890
• https://support.apple.com/en-us/125891
• https://support.apple.com/en-us/125892
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43529

More from Apple

• CVE-2026-86950 — Multiple Products
• CVE-2026-65400 — macOS
• CVE-2025-43510 — Multiple Products
• CVE-2025-43520 — Multiple Products
• CVE-2025-31277 — Multiple Products