CVE-2023-40397
CRITICALCVSS 9.8/10EPSS 1.36%
Last modified
CVE-2023-40397 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.5. EPSS estimates a 1.36% chance of exploitation in the next 30 days.
Description
The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.5. A remote attacker may be able to cause arbitrary javascript code execution.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | < 13.5 |
| Webkitgtk | Webkitgtk | < 2.40.5 |
| Wpewebkit | Wpe Webkit | < 2.40.5 |
References
- http://www.openwall.com/lists/oss-security/2023/09/11/1Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213843Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2023/09/11/1Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213843Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-40397?
The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.5. A remote attacker may be able to cause arbitrary javascript code execution.
How severe is CVE-2023-40397?
CVE-2023-40397 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.36% probability of exploitation in the next 30 days.
How do I fix CVE-2023-40397?
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-2023-40397?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST