Vulnerability Description
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, tvOS 18.4, visionOS 2.4, watchOS 11.4. Processing maliciously crafted web content may lead to an unexpected Safari crash.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 18.4 |
| Apple | Ipados | < 17.7.6 |
| Apple | Iphone Os | < 18.4 |
| Apple | Macos | >= 15.0, < 15.4 |
| Apple | Tvos | < 18.4 |
| Apple | Visionos | < 2.4 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/122371Vendor Advisory
- https://support.apple.com/en-us/122372Vendor Advisory
- https://support.apple.com/en-us/122373Vendor Advisory
- https://support.apple.com/en-us/122376
- https://support.apple.com/en-us/122377Vendor Advisory
- https://support.apple.com/en-us/122378Vendor Advisory
- https://support.apple.com/en-us/122379Vendor Advisory
- http://seclists.org/fulldisclosure/2025/Apr/11
- http://seclists.org/fulldisclosure/2025/Apr/12
- http://seclists.org/fulldisclosure/2025/Apr/13
- http://seclists.org/fulldisclosure/2025/Apr/2
- http://seclists.org/fulldisclosure/2025/Apr/4
- http://seclists.org/fulldisclosure/2025/Apr/5
- http://seclists.org/fulldisclosure/2025/Apr/8
- https://lists.debian.org/debian-lts-announce/2025/06/msg00016.html
FAQ
What is CVE-2025-30427?
CVE-2025-30427 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, tvOS 18.4, visionOS 2.4, watchOS ...
How severe is CVE-2025-30427?
CVE-2025-30427 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-30427?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.