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CVE-2025-24201

CRITICAL KEV CISA Exploitation: ACTIVE
10.0
CVSS 3.1
Description
An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in Safari 18.3.1, iOS 15.8.4 and iPadOS 15.8.4, iOS 16.7.11 and iPadOS 16.7.11, iOS 18.3.2 and iPadOS 18.3.2, iPadOS 17.7.6, macOS Sequoia 15.3.2, visionOS 2.3.2, watchOS 11.4. Maliciously crafted web content may be able to break out of Web Content sandbox. This is a supplementary fix for an attack that was blocked in iOS 17.2. (Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 17.2.).

Metadata

CVE ID
CVE-2025-24201
State
PUBLISHED
Assigner
apple
Reserved
2025-01-17 00:00 UTC
Published
2025-03-11 18:07 UTC
Last updated
2026-04-02 18:10 UTC
Primary CWE
CWE-787
CWE-787 Out-of-bounds Write
Vendor / Product
Apple / Safari
Sources
cve.org  ·  NVD

Severity & Metrics

10.0 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
ACTIVE
Automatable
yes
Tech. Impact
total
CISA Known Exploited Vulnerability
Vulnerability name
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
Vendor
Apple
Product
Multiple Products
Added to KEV
2025-03-13
Due date
2025-04-03
Ransomware
Not known
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA description
Apple iOS, iPadOS, macOS, and other Apple products contain an out-of-bounds write vulnerability in WebKit that may allow maliciously crafted web content to break out of Web Content sandbox. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Affected products (6)
VendorProductPlatformVersions
Apple iOS and iPadOS — 0 < 15.8.4, 0 < 16.7.11, 0 < 18.3.2
Apple iPadOS — 0 < 17.7.6
Apple macOS — 0 < 15.3.2
Apple Safari — 0 < 18.3.1
Apple visionOS — 0 < 2.3.2
Apple watchOS — 0 < 11.4
Weakness (CWE)
CWESourceDescription
— cna Maliciously crafted web content may be able to break out of Web Content sandbox. This is a supplementary fix for an attack that was blocked in iOS 17.2. (Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 17.2.)
CWE-787 adp CWE-787 Out-of-bounds Write
CVSS scores (1)
ScoreSeverityVersionSourceVector
10.0 CRITICAL 3.1 adp CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
References (8)
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