CVE-2025-43529

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.

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

8.89% chance of exploitation in the next 30 days, 95th percentile

CISA KEV

added 2025-12-15

Published

2025-12-17

Updated

2026-04-02

Proof-of-concept exploits (4)

• SimoesCTT/CTT-Apple-Silicon-Refraction
• SimoesCTT/Convergent-Time-Theory-Enhanced-iOS-Safari-RCE-CVE-2025-43529-
• adoemwanmei/DarkSword-Pro
• jir4vv1t/CVE-2025-43529

References

• CVE Record
• NVD entry

Related

• CVE-2014-0160
• CVE-2021-26855
• CVE-2022-0847
• CVE-2022-21820
• CVE-2022-22965
• CVE-2023-6246