How serious is CVE-2023-43000?

This vulnerability has a CVSS score of 8.8 out of 10, classified as HIGH severity. Proof-of-concept exploit code is publicly available, making this an active threat.

Is there exploit code available for CVE-2023-43000?

Yes, proof-of-concept exploit code for CVE-2023-43000 is publicly available on GitHub and security research platforms. This increases the risk of active exploitation.

Which products are affected by CVE-2023-43000?

CVE-2023-43000 affects apple safari. Check the full CVE details for specific version information.

How do I fix CVE-2023-43000?

To remediate CVE-2023-43000, check for security patches from apple. Apply all available updates and security patches. If no patch is available, implement recommended workarounds or security controls to mitigate the risk.

CVE-2023-43000

High

|8.8

Exploit Available

Plain English Summary

AI-powered analysis for quick understanding

This vulnerability allows an attacker to potentially execute harmful code on a user's device by tricking them into viewing specially crafted web content. It primarily affects users of Safari on specific versions of macOS and iOS, and requires the victim to visit a malicious website for the attack to succeed.

Technical Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13.5, iOS 16.6 and iPadOS 16.6, Safari 16.6, iOS 15.8.7 and iPadOS 15.8.7. Processing maliciously crafted web content may lead to memory corruption.

CVSS Vector Analysis

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

Confidentiality ImpactHigh

Integrity ImpactHigh

Availability ImpactHigh

ScopeUnchanged

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Resources

Search for proof-of-concept code and exploit modules

GitHub Search Exploit-DB Nuclei Templates Metasploit Vulners

Official References

NIST NVD

Est. Bounty

$4,789($1K-$5K)

Vendor Response

Grade FPatched in 126 days

Quick Information

Published

Nov 5, 2025

5 months ago

Last Modified

Mar 12, 2026

26 days ago

Vendor

apple

Product

safari

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