CVE-2025-43433 - Vulnerability Details - OpenCVE

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.1, visionOS 26.1, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. Processing maliciously crafted web content may lead to memory corruption.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Apple	Ios Ipados Safari Tvos Visionos Watchos

No data.

No data.

References

Link	Providers
https://support.apple.com/en-us/125632
https://support.apple.com/en-us/125637
https://support.apple.com/en-us/125638
https://support.apple.com/en-us/125639
https://support.apple.com/en-us/125640

History

Tue, 04 Nov 2025 16:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Apple Apple ios Apple ipados Apple safari Apple tvos Apple visionos Apple watchos
Vendors & Products		Apple Apple ios Apple ipados Apple safari Apple tvos Apple visionos Apple watchos

Tue, 04 Nov 2025 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 04 Nov 2025 01:45:00 +0000

Type	Values Removed	Values Added
Description		The issue was addressed with improved memory handling. This issue is fixed in Safari 26.1, visionOS 26.1, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. Processing maliciously crafted web content may lead to memory corruption.
References		https://support.apple.com/en-us/125632 https://support.apple.com/en-us/125637 https://support.apple.com/en-us/125638 https://support.apple.com/en-us/125639 https://support.apple.com/en-us/125640

MITRE

Status: PUBLISHED

Assigner: apple

Published: 2025-11-04T01:15:18.515Z

Updated: 2025-11-05T04:55:27.809Z

Reserved: 2025-04-16T15:24:37.124Z

Link: CVE-2025-43433

Vulnrichment

Updated: 2025-11-04T13:56:19.895Z

NVD

Status : Awaiting Analysis

Published: 2025-11-04T02:15:49.160

Modified: 2025-11-04T15:40:45.533

Link: CVE-2025-43433

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-43433", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2025-04-16T15:24:37.124Z", "datePublished": "2025-11-04T01:15:18.515Z", "dateUpdated": "2025-11-05T04:55:27.809Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "Processing maliciously crafted web content may lead to memory corruption"}]}], "affected": [{"vendor": "Apple", "product": "Safari", "versions": [{"version": "unspecified", "status": "affected", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "tvOS", "versions": [{"version": "unspecified", "status": "affected", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "visionOS", "versions": [{"version": "unspecified", "status": "affected", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "watchOS", "versions": [{"version": "unspecified", "status": "affected", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"version": "unspecified", "status": "affected", "lessThan": "26.1", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "The issue was addressed with improved memory handling. This issue is fixed in Safari 26.1, visionOS 26.1, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. Processing maliciously crafted web content may lead to memory corruption."}], "references": [{"url": "https://support.apple.com/en-us/125640"}, {"url": "https://support.apple.com/en-us/125637"}, {"url": "https://support.apple.com/en-us/125638"}, {"url": "https://support.apple.com/en-us/125639"}, {"url": "https://support.apple.com/en-us/125632"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2025-11-04T01:15:18.515Z"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-11-04T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2025-43433"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-11-05T04:55:27.809Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2025-43433", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-11-04T13:56:08.188233Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-11-04T13:56:19.895Z"}}], "cna": {"affected": [{"vendor": "Apple", "product": "Safari", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "tvOS", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "visionOS", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "watchOS", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "26.1", "versionType": "custom"}]}, {"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "26.1", "versionType": "custom"}]}], "references": [{"url": "https://support.apple.com/en-us/125640"}, {"url": "https://support.apple.com/en-us/125637"}, {"url": "https://support.apple.com/en-us/125638"}, {"url": "https://support.apple.com/en-us/125639"}, {"url": "https://support.apple.com/en-us/125632"}], "descriptions": [{"lang": "en", "value": "The issue was addressed with improved memory handling. This issue is fixed in Safari 26.1, visionOS 26.1, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. Processing maliciously crafted web content may lead to memory corruption."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Processing maliciously crafted web content may lead to memory corruption"}]}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2025-11-04T01:15:18.515Z"}}}, "cveMetadata": {"cveId": "CVE-2025-43433", "state": "PUBLISHED", "dateUpdated": "2025-11-04T13:56:23.633Z", "dateReserved": "2025-04-16T15:24:37.124Z", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "datePublished": "2025-11-04T01:15:18.515Z", "assignerShortName": "apple"}, "dataVersion": "5.2"}