CVE-2025-43443
published 2025-11-04CVE-2025-43443: This issue was addressed with improved checks. 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…
PriorityP422medium4.3CVSS 3.1
AVNACLPRNUIRSUCNINAL
EPSS
0.66%
48.0th percentile
This issue was addressed with improved checks. 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. Processing maliciously crafted web content may lead to an unexpected process crash.
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:N/I:N/A:L
osv4.3MEDIUM
vendor_debian4.3MEDIUM
vendor_redhat4.3MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
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: Processing maliciously crafted web content may lead to an unexpected process crash
vendor_redhat·2025-11-20·CVSS 4.3
CVE-2025-43443 [MEDIUM] CWE-20 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
This issue was addressed with improved checks. 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. Processing maliciously crafted web content may lead to an unexpected process crash.
A flaw was found in WebKitGTK. Processing malicious web content can cause JIT issues due to improper checks and result in an unexpected process crash.
Statement: To exploit this issue, an attacker needs to trick a user into processing or loading malicious web content. Due to this reason, this flaw has been rated with an important severity.
Additionally, this issue can cause an unexpected process crash but the possibili
Apple
CVE-2025-43443: iOS 18.7.2 and iPadOS 18.7.2
vendor_apple·2025-11-05·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: 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-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Apple
CVE-2025-43443: macOS Tahoe 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: macOS Tahoe 26.1
Apple Security Update: About the security content of macOS Tahoe 26.1
Product: macOS Tahoe
Version: 26.1
CVE: CVE-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Apple
CVE-2025-43443: watchOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: watchOS 26.1
Apple Security Update: About the security content of watchOS 26.1
Product: watchOS
Version: 26.1
CVE: CVE-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Apple
CVE-2025-43443: visionOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: visionOS 26.1
Apple Security Update: About the security content of visionOS 26.1
Product: visionOS
Version: 26.1
CVE: CVE-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Apple
CVE-2025-43443: tvOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: tvOS 26.1
Apple Security Update: About the security content of tvOS 26.1
Product: tvOS
Version: 26.1
CVE: CVE-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Apple
CVE-2025-43443: Safari 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: Safari 26.1
Apple Security Update: About the security content of Safari 26.1
Product: Safari
Version: 26.1
CVE: CVE-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Apple
CVE-2025-43443: iOS 26.1 and iPadOS 26.1
vendor_apple·2025-11-03·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: 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-2025-43443
Component: WebKit
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This issue was addressed with improved checks.
Debian
CVE-2025-43443: webkit2gtk - This issue was addressed with improved checks. This issue is fixed in Safari 26....
vendor_debian·2025·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: webkit2gtk - This issue was addressed with improved checks. This issue is fixed in Safari 26....
This issue was addressed with improved checks. 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. Processing maliciously crafted web content may lead to an unexpected process crash.
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)
GHSA
GHSA-v5c8-f9w5-3g67: This issue was addressed with improved checks
ghsa_unreviewed·2025-11-04
CVE-2025-43443 [MEDIUM] GHSA-v5c8-f9w5-3g67: This issue was addressed with improved checks
This issue was addressed with improved checks. 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 an unexpected process crash.
OSV
CVE-2025-43443: This issue was addressed with improved checks
osv·2025-11-04·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: This issue was addressed with improved checks
This issue was addressed with improved checks. 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. Processing maliciously crafted web content may lead to an unexpected process crash.
OSV
CVE-2025-43443: This issue was addressed with improved checks
osv·2025-11-04·CVSS 4.3
CVE-2025-43443 [MEDIUM] CVE-2025-43443: This issue was addressed with improved checks
This issue was addressed with improved checks. 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. Processing maliciously crafted web content may lead to an unexpected process crash.
No detection rules found.
No public exploits indexed.
2025-11-04
Published