CVE-2025-43227
published 2025-07-30CVE-2025-43227: This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6…
PriorityP344high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
EPSS
1.17%
63.8th percentile
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may disclose sensitive user information.
Affected
16 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_18.6_and_ipados | — | — |
| apple | ios_and_ipados | < 18.6 | 18.6 |
| apple | ipados | < 18.6 | 18.6 |
| apple | iphone_os | < 18.6 | 18.6 |
| apple | macos | < 15.6 | 15.6 |
| apple | macos_sequoia | — | — |
| apple | safari | < 18.6 | 18.6 |
| apple | safari | — | — |
| apple | tvos | < 18.6 | 18.6 |
| apple | tvos | — | — |
| apple | visionos | < 2.6 | 2.6 |
| apple | visionos | — | — |
| apple | watchos | < 11.6 | 11.6 |
| apple | watchos | — | — |
| debian | webkit2gtk | < webkit2gtk 2.48.5-1~deb12u1 (bookworm) | webkit2gtk 2.48.5-1~deb12u1 (bookworm) |
| debian | wpewebkit | < webkit2gtk 2.48.5-1~deb12u1 (bookworm) | webkit2gtk 2.48.5-1~deb12u1 (bookworm) |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
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Ubuntu
WebKitGTK vulnerabilities
vendor_ubuntu·2025-08-19
CVE-2025-43227 WebKitGTK vulnerabilities
Title: WebKitGTK vulnerabilities
Summary: Several security issues were fixed in WebKitGTK.
Several security issues were discovered in the WebKitGTK Web and JavaScript
engines. If a user were tricked into viewing a malicious website, a remote
attacker could exploit a variety of issues related to web browser security,
including cross-site scripting attacks, denial of service attacks, and
arbitrary code execution.
Instructions: This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart any applications
that use WebKitGTK, such as Epiphany, to make all the necessary changes.
Red Hat
webkitgtk: Processing maliciously crafted web content may disclose sensitive user information
vendor_redhat·2025-08-01·CVSS 7.5
CVE-2025-43227 [HIGH] CWE-359 webkitgtk: Processing maliciously crafted web content may disclose sensitive user information
webkitgtk: Processing maliciously crafted web content may disclose sensitive user information
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may disclose sensitive user information.
A flaw was found in WebKitGTK. Processing malicious web content can disclose sensitive user information due to improper state management.
Statement: To exploit this flaw, an attacker needs to trick a user into processing or loading malicious web content.
Mitigation: Do not process or load untrusted web content with WebKitGTK.
In Red Hat Enterprise Linux 7, the following packages require WebKitGTK4: evolution-data-server, glade, gnome
Apple
CVE-2025-43227: Safari 18.6
vendor_apple·2025-07-30·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: Safari 18.6
Apple Security Update: About the security content of Safari 18.6
Product: Safari
Version: 18.6
CVE: CVE-2025-43227
Component: WebKit
Impact: Processing maliciously crafted web content may disclose sensitive user information
Description: This issue was addressed through improved state management.
Apple
CVE-2025-43227: iOS 18.6 and iPadOS 18.6
vendor_apple·2025-07-29·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: iOS 18.6 and iPadOS 18.6
Apple Security Update: About the security content of iOS 18.6 and iPadOS 18.6
Product: iOS 18.6 and iPadOS
Version: 18.6
CVE: CVE-2025-43227
Component: WebKit
Impact: Processing maliciously crafted web content may disclose sensitive user information
Description: This issue was addressed through improved state management.
Apple
CVE-2025-43227: watchOS 11.6
vendor_apple·2025-07-29·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: watchOS 11.6
Apple Security Update: About the security content of watchOS 11.6
Product: watchOS
Version: 11.6
CVE: CVE-2025-43227
Component: WebKit
Impact: Processing maliciously crafted web content may disclose sensitive user information
Description: This issue was addressed through improved state management.
Apple
CVE-2025-43227: visionOS 2.6
vendor_apple·2025-07-29·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: visionOS 2.6
Apple Security Update: About the security content of visionOS 2.6
Product: visionOS
Version: 2.6
CVE: CVE-2025-43227
Component: WebKit
Impact: Processing maliciously crafted web content may disclose sensitive user information
Description: This issue was addressed through improved state management.
Apple
CVE-2025-43227: tvOS 18.6
vendor_apple·2025-07-29·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: tvOS 18.6
Apple Security Update: About the security content of tvOS 18.6
Product: tvOS
Version: 18.6
CVE: CVE-2025-43227
Component: WebKit
Impact: Processing maliciously crafted web content may disclose sensitive user information
Description: This issue was addressed through improved state management.
Apple
CVE-2025-43227: macOS Sequoia 15.6
vendor_apple·2025-07-29·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: macOS Sequoia 15.6
Apple Security Update: About the security content of macOS Sequoia 15.6
Product: macOS Sequoia
Version: 15.6
CVE: CVE-2025-43227
Component: WebKit
Impact: Processing maliciously crafted web content may disclose sensitive user information
Description: This issue was addressed through improved state management.
Debian
CVE-2025-43227: webkit2gtk - This issue was addressed through improved state management. This issue is fixed ...
vendor_debian·2025·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: webkit2gtk - This issue was addressed through improved state management. This issue is fixed ...
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may disclose sensitive user information.
Scope: local
bookworm: resolved (fixed in 2.48.5-1~deb12u1)
bullseye: resolved (fixed in 2.48.5-1~deb11u1)
forky: resolved (fixed in 2.48.5-1)
sid: resolved (fixed in 2.48.5-1)
trixie: resolved (fixed in 2.48.5-1~deb13u1)
GHSA
GHSA-c44c-6q5j-x2g3: This issue was addressed through improved state management
ghsa_unreviewed·2025-07-30
CVE-2025-43227 [HIGH] CWE-359 GHSA-c44c-6q5j-x2g3: This issue was addressed through improved state management
This issue was addressed through improved state management. This issue is fixed in iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may disclose sensitive user information.
OSV
CVE-2025-43227: This issue was addressed through improved state management
osv·2025-07-30·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: This issue was addressed through improved state management
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may disclose sensitive user information.
OSV
CVE-2025-43227: This issue was addressed through improved state management
osv·2025-07-30·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227: This issue was addressed through improved state management
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may disclose sensitive user information.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2025-43227 webkitgtk: Processing maliciously crafted web content may disclose sensitive user information
bugzilla·2025-08-04·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227 webkitgtk: Processing maliciously crafted web content may disclose sensitive user information
CVE-2025-43227 webkitgtk: Processing maliciously crafted web content may disclose sensitive user information
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may disclose sensitive user information.
Discussion:
This issue has been addressed in the following products:
Red Hat Enterprise Linux 8
Via RHSA-2025:13780 https://access.redhat.com/errata/RHSA-2025:13780
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 9
Via RHSA-2025:13782 https://access.redhat.com/errata/RHSA-2025:13782
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 9.2 Up
Bugzilla
CVE-2025-43227 webkit2gtk4.0: Processing maliciously crafted web content may disclose sensitive user information [fedora-all]
bugzilla·2025-08-04·CVSS 7.5
CVE-2025-43227 [HIGH] CVE-2025-43227 webkit2gtk4.0: Processing maliciously crafted web content may disclose sensitive user information [fedora-all]
CVE-2025-43227 webkit2gtk4.0: Processing maliciously crafted web content may disclose sensitive user information [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams
Discussion:
This message is a reminder that Fedora Linux 42 is nearing its end of life.
Fedora will stop maintaining and issuing updates for Fedora Linux 42 on 2026-05-13.
I
https://support.apple.com/en-us/124147https://support.apple.com/en-us/124149https://support.apple.com/en-us/124152https://support.apple.com/en-us/124153https://support.apple.com/en-us/124154https://support.apple.com/en-us/124155http://seclists.org/fulldisclosure/2025/Aug/0http://seclists.org/fulldisclosure/2025/Jul/30http://seclists.org/fulldisclosure/2025/Jul/32http://seclists.org/fulldisclosure/2025/Jul/35http://seclists.org/fulldisclosure/2025/Jul/36http://www.openwall.com/lists/oss-security/2025/08/02/1https://lists.debian.org/debian-lts-announce/2025/08/msg00015.html
2025-07-30
Published