CVE-2025-43392
published 2025-11-04CVE-2025-43392: The issue was addressed with improved handling of caches. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS…
PriorityP419medium4.3CVSS 3.1
AVNACLPRNUIRSUCLINAN
EPSS
0.46%
36.8th percentile
The issue was addressed with improved handling of caches. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A website may exfiltrate image data cross-origin.
Affected
18 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_18.7.2_and_ipados | — | — |
| apple | ios_26.1_and_ipados | — | — |
| apple | ios_and_ipados | < 18.7.2 | 18.7.2 |
| apple | ios_and_ipados | < 26.1 | 26.1 |
| apple | ipados | < 26.1 | 26.1 |
| apple | iphone_os | < 26.1 | 26.1 |
| apple | macos | < 26.1 | 26.1 |
| apple | macos_tahoe | — | — |
| apple | safari | < 26.1 | 26.1 |
| apple | safari | — | — |
| apple | tvos | < 26.1 | 26.1 |
| apple | tvos | — | — |
| apple | visionos | < 26.1 | 26.1 |
| apple | visionos | — | — |
| apple | watchos | < 26.1 | 26.1 |
| apple | watchos | — | — |
| debian | webkit2gtk | < webkit2gtk 2.50.2-1~deb12u1 (bookworm) | webkit2gtk 2.50.2-1~deb12u1 (bookworm) |
| debian | wpewebkit | < webkit2gtk 2.50.2-1~deb12u1 (bookworm) | webkit2gtk 2.50.2-1~deb12u1 (bookworm) |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
osv4.3MEDIUM
vendor_debian4.3MEDIUM
vendor_redhat4.3MEDIUM
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OSV
CVE-2025-43392: The issue was addressed with improved handling of caches
osv·2025-11-04·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: The issue was addressed with improved handling of caches
The issue was addressed with improved handling of caches. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A website may exfiltrate image data cross-origin.
OSV
CVE-2025-43392: The issue was addressed with improved handling of caches
osv·2025-11-04·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: The issue was addressed with improved handling of caches
The issue was addressed with improved handling of caches. This issue is fixed in tvOS 26.1, watchOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, visionOS 26.1. A website may exfiltrate image data cross-origin.
GHSA
GHSA-mcgq-5c2q-chc3: The issue was addressed with improved handling of caches
ghsa_unreviewed·2025-11-04
CVE-2025-43392 [MEDIUM] CWE-524 GHSA-mcgq-5c2q-chc3: The issue was addressed with improved handling of caches
The issue was addressed with improved handling of caches. This issue is fixed in Safari 26.1, visionOS 26.1, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. A website may exfiltrate image data cross-origin.
Ubuntu
WebKitGTK vulnerabilities
vendor_ubuntu·2025-12-08
CVE-2025-43392 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: A website may exfiltrate image data cross-origin
vendor_redhat·2025-11-20·CVSS 4.3
CVE-2025-43392 [MEDIUM] CWE-200 webkitgtk: A website may exfiltrate image data cross-origin
webkitgtk: A website may exfiltrate image data cross-origin
The issue was addressed with improved handling of caches. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A website may exfiltrate image data cross-origin.
A flaw was found in WebKitGTK. A malicious website may exfiltrate image data cross-origin due to improper handling of caches.
Statement: To exploit this issue, an attacker needs to trick a user into visiting a malicious website, potentially exposing sensitive information. Due to this reason, this flaw has been rated with a moderate severity.
Mitigation: Do not visit untrusted websites. Also, do not process or load untrusted web content with WebKitGTK.
In Red Hat Enterprise
Apple
CVE-2025-43392: iOS 18.7.2 and iPadOS 18.7.2
vendor_apple·2025-11-05·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: iOS 18.7.2 and iPadOS 18.7.2
Apple Security Update: About the security content of iOS 18.7.2 and iPadOS 18.7.2
Product: iOS 18.7.2 and iPadOS
Version: 18.7.2
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Apple
CVE-2025-43392: macOS Tahoe 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: macOS Tahoe 26.1
Apple Security Update: About the security content of macOS Tahoe 26.1
Product: macOS Tahoe
Version: 26.1
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Apple
CVE-2025-43392: visionOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: visionOS 26.1
Apple Security Update: About the security content of visionOS 26.1
Product: visionOS
Version: 26.1
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Apple
CVE-2025-43392: iOS 26.1 and iPadOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: iOS 26.1 and iPadOS 26.1
Apple Security Update: About the security content of iOS 26.1 and iPadOS 26.1
Product: iOS 26.1 and iPadOS
Version: 26.1
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Apple
CVE-2025-43392: Safari 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: Safari 26.1
Apple Security Update: About the security content of Safari 26.1
Product: Safari
Version: 26.1
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Apple
CVE-2025-43392: tvOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: tvOS 26.1
Apple Security Update: About the security content of tvOS 26.1
Product: tvOS
Version: 26.1
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Apple
CVE-2025-43392: watchOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: watchOS 26.1
Apple Security Update: About the security content of watchOS 26.1
Product: watchOS
Version: 26.1
CVE: CVE-2025-43392
Component: WebKit Canvas
Impact: A website may exfiltrate image data cross-origin
Description: The issue was addressed with improved handling of caches.
Debian
CVE-2025-43392: webkit2gtk - The issue was addressed with improved handling of caches. This issue is fixed in...
vendor_debian·2025·CVSS 4.3
CVE-2025-43392 [MEDIUM] CVE-2025-43392: webkit2gtk - The issue was addressed with improved handling of caches. This issue is fixed in...
The issue was addressed with improved handling of caches. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A website may exfiltrate image data cross-origin.
Scope: local
bookworm: resolved (fixed in 2.50.2-1~deb12u1)
bullseye: resolved (fixed in 2.50.2-1~deb11u1)
forky: resolved (fixed in 2.50.2-1)
sid: resolved (fixed in 2.50.2-1)
trixie: resolved (fixed in 2.50.2-1~deb13u1)
No detection rules found.
No public exploits indexed.
2025-11-04
Published