CVE-2023-40451
HIGHCVSS 8.8/10EPSS 0.96%
Last modified
CVE-2023-40451 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 17. EPSS estimates a 0.96% chance of exploitation in the next 30 days.
Description
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 17. An attacker with JavaScript execution may be able to execute arbitrary code.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 17.0 |
References
- http://seclists.org/fulldisclosure/2023/Oct/2Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213941Vendor Advisory
- http://seclists.org/fulldisclosure/2023/Oct/2Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT213941Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-40451?
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 17. An attacker with JavaScript execution may be able to execute arbitrary code.
How severe is CVE-2023-40451?
CVE-2023-40451 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.
How do I fix CVE-2023-40451?
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-2023-40451?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST