Detections
Analytics

CVE-2023-43000

high

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.

References

https://securityaffairs.com/189716/security/apple-urges-iphone-users-to-update-as-coruna-and-darksword-exploit-kits-emerge.html

https://thehackernews.com/2026/03/apple-fixes-webkit-vulnerability.html

https://www.securityweek.com/apple-updates-older-ios-versions-to-patch-coruna-exploits/

https://www.malwarebytes.com/blog/news/2026/03/apple-patches-coruna-exploit-kit-flaws-for-older-ios-versions

https://www.bleepingcomputer.com/news/apple/apple-patches-older-iphones-and-ipads-against-coruna-exploits/

https://thehackernews.com/2026/03/apple-issues-security-updates-for-older.html

https://securityaffairs.com/189362/security/apple-issues-emergency-fixes-for-coruna-flaws-in-older-ios-versions.html

https://www.securityweek.com/cisa-adds-ios-flaws-from-coruna-exploit-kit-to-kev/

https://securityaffairs.com/189005/security/u-s-cisa-adds-apple-rockwell-and-hikvision-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://arstechnica.com/security/2026/03/cisa-adds-3-ios-flaws-to-its-catalog-of-known-exploited-vulnerabilities/

https://www.cisa.gov/news-events/alerts/2026/03/05/cisa-adds-five-known-exploited-vulnerabilities-catalog

https://securityaffairs.com/188928/security/google-uncovers-coruna-ios-exploit-kit-targeting-ios-13-17-2-1.html

https://thehackernews.com/2026/03/coruna-ios-exploit-kit-uses-23-exploits.html

https://support.apple.com/en-us/126632

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-43000

https://support.apple.com/en-us/120338

https://support.apple.com/en-us/120331

https://support.apple.com/en-us/120324

Details

Source: Mitre, NVD

Published: 2025-11-05

Updated: 2026-03-12

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 8.8

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

Severity: High

EPSS

EPSS: 0.00037