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NVD Vulnerability Details :
CVE-2025-43343
Modified
More InfoOfficial Page
Source-product-security@apple.com
View Known Exploited Vulnerability (KEV) details
Published At-15 Sep, 2025 | 23:15
Updated At-02 Apr, 2026 | 19:20

The issue was addressed with improved memory handling. This issue is fixed in Safari 26, iOS 26 and iPadOS 26, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. Processing maliciously crafted web content may lead to an unexpected process crash.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CPE Matches
Apple Inc.
apple
>>safari>>Versions before 26.0(exclusive)
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>ipados>>Versions before 26.0(exclusive)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>iphone_os>>Versions before 26.0(exclusive)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>Versions before 26.0(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>tvos>>Versions before 26.0(exclusive)
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>visionos>>Versions before 26.0(exclusive)
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>watchos>>Versions before 26.0(exclusive)
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
webkitgtk
webkitgtk
>>webkitgtk>>Versions before 2.50.1(exclusive)
cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
wpewebkit
wpewebkit
>>wpe_webkit>>Versions before 2.50.1(exclusive)
cpe:2.3:a:wpewebkit:wpe_webkit:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-119Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-119
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.apple.com/en-us/125108product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/125110product-security@apple.com
N/A
https://support.apple.com/en-us/125113product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/125114product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/125115product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/125116product-security@apple.com
Release Notes
Vendor Advisory
http://seclists.org/fulldisclosure/2025/Sep/49af854a3a-2127-422b-91ae-364da2661108
Mailing List
Third Party Advisory
http://seclists.org/fulldisclosure/2025/Sep/53af854a3a-2127-422b-91ae-364da2661108
Mailing List
Third Party Advisory
http://seclists.org/fulldisclosure/2025/Sep/57af854a3a-2127-422b-91ae-364da2661108
Mailing List
Third Party Advisory
http://seclists.org/fulldisclosure/2025/Sep/59af854a3a-2127-422b-91ae-364da2661108
Mailing List
Third Party Advisory
http://www.openwall.com/lists/oss-security/2025/10/13/4af854a3a-2127-422b-91ae-364da2661108
Mailing List
Third Party Advisory
https://access.redhat.com/errata/RHSA-2025:19946af854a3a-2127-422b-91ae-364da2661108
N/A
https://security-tracker.debian.org/tracker/CVE-2025-43343af854a3a-2127-422b-91ae-364da2661108
N/A
https://ubuntu.com/security/CVE-2025-43343af854a3a-2127-422b-91ae-364da2661108
N/A
https://webkitgtk.org/security/WSA-2025-0007.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
Hyperlink: https://support.apple.com/en-us/125108
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/125110
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125113
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/125114
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/125115
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/125116
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/49
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Third Party Advisory
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/53
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Third Party Advisory
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/57
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Third Party Advisory
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/59
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Third Party Advisory
Hyperlink: http://www.openwall.com/lists/oss-security/2025/10/13/4
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Third Party Advisory
Hyperlink: https://access.redhat.com/errata/RHSA-2025:19946
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://security-tracker.debian.org/tracker/CVE-2025-43343
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://ubuntu.com/security/CVE-2025-43343
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://webkitgtk.org/security/WSA-2025-0007.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Change History
0Changes found
Details not found