CVE-2024-40867
CRITICALCVSS 9.6/10EPSS 0.70%
Last modified
CVE-2024-40867 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. EPSS estimates a 0.70% chance of exploitation in the next 30 days.
Description
A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.1 |
| Apple | Iphone Os | < 18.1 |
References
- https://support.apple.com/en-us/121563Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2024-40867?
A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.
How severe is CVE-2024-40867?
CVE-2024-40867 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.
How do I fix CVE-2024-40867?
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.
Are you affected by CVE-2024-40867?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST