CVE-2025-43299
MEDIUMCVSS 5.5/10EPSS 0.22%
Last modified
CVE-2025-43299 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A denial-of-service issue was addressed with improved validation. This issue is fixed in iOS 18.7 and iPadOS 18.7, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. EPSS estimates a 0.22% chance of exploitation in the next 30 days.
Description
A denial-of-service issue was addressed with improved validation. This issue is fixed in iOS 18.7 and iPadOS 18.7, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to cause a denial-of-service.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.7 |
| Apple | Iphone Os | < 18.7 |
| Apple | Macos | >= 14.0, < 14.8 |
| Apple | Macos | >= 15.0, < 15.7 |
References
- https://support.apple.com/en-us/125109Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125111Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125112Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2025-43299?
A denial-of-service issue was addressed with improved validation. This issue is fixed in iOS 18.7 and iPadOS 18.7, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to cause a denial-of-service.
How severe is CVE-2025-43299?
CVE-2025-43299 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2025-43299?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-43299?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST