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High severity · published Mar 12, 2026
CVE-2023-43010
The issue was addressed with improved memory handling
8.8
CVSS
0.9%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
before 14.2 · source: vendor, NVD
IO
iOS · Apple
before 15.8.7; 16.0 before 16.7.15; 17.0 before 17.2 · source: NVD
SA
Safari · Apple
before 17.2 · source: vendor, NVD
IA
iOS and iPadOS · Apple
before 17.2; before 16.7.15; before 15.8.7 · source: vendor
RH
Red Hat Enterprise Linux 6 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 7 Extended Lifecycle Support · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 8 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 8.2 Advanced Update Support · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 8.4 Telecommunications Update Service · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support · Red Hat
All versions, or not specified · source: CISA
In the news
VulnerabilityHigh
Apple Issues Security Updates for Older iOS Devices Targeted by Coruna WebKit Exploit
Apple on Wednesday backported fixes for a security flaw in iOS, iPadOS, and macOS Sonoma to older versions after it was found to be used as part of the Coruna exploit kit. The vulnerability, tracked as CVE-2023-43010, relates to an unspecified vulnerability in WebKit that could result in memory corruption when processing maliciously crafted web content. The iPhone maker said the issue was
CVE-2023-43010
Mar 12, 2026·The Hacker News
Affected product
MA
macOS
Apple
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-43010
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-43010
Release Notes
https://support.apple.com/en-us/120300
Release Notes
https://support.apple.com/en-us/120877
Release Notes
https://support.apple.com/en-us/120879
Release Notes
https://support.apple.com/en-us/126632
Release Notes
https://support.apple.com/en-us/126646
Release Notes
http://seclists.org/fulldisclosure/2026/Mar/1
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