What is CVE-2023-43010?
The issue was addressed with improved memory handling. This issue is fixed in iOS 17.2 and iPadOS 17.2, macOS Sonoma 14.2, Safari 17.2, iOS 16.7.15 and iPadOS 16.7.15, iOS 15.8.7 and iPadOS 15.8.7. Processing maliciously crafted web content may lead to memory corruption.
The record classifies CVE-2023-43010 under weakness class CWE-120. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 3 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 234 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 8.8 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS (FIRST)
- 0.9% probability of exploitation in the next 30 days, higher than 59.0% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 6.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-03-12, last modified 2026-09-01
Is CVE-2023-43010 being exploited?
It currently carries a trending score of 25 in the Threadlinqs vulnerability feed.
Affected products and versions
- Apple: iOS and iPadOS, Safari, macOS
How to fix CVE-2023-43010
No vendor patch reference has been recorded for CVE-2023-43010 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2023-43010
2 tracked threats in the Threadlinqs corpus reference CVE-2023-43010, either in the campaign’s CVE list or as an indicator on the campaign record.
- Coruna iOS Exploit Kit — 23 Exploits Across 5 Chains Targeting iOS 13-17.2.1 (CVE-2021-30952, CVE-2023-41974, CVE-2023-43000 + 20 More) — CRITICAL · 2026-03-06
- Coruna iOS Exploit Kit — Government-Grade 23-Exploit Arsenal Proliferates from Surveillance Vendor to Russian Espionage and Chinese Cybercriminals Targeting 42K+ Devices — CRITICAL · 2026-03-04
Sources
Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .