CVE-2025-43536 is a use-after-free vulnerability affecting Apple Safari, iOS, iPadOS, and macOS, where processing maliciously crafted web content can lead to an unexpected process crash. Rated Medium with a CVSS score of 4.3, this flaw requires user interaction (e.g., visiting a malicious website) and has a low impact on availability, causing only a denial of service. There is currently no evidence of active exploitation, public exploit code, or significant community discussion regarding this vulnerability. Apple has addressed this issue with improved memory management in Safari 26.2, iOS/iPadOS 18.7.3 and 26.2, and macOS Tahoe 26.2.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 26.2CPE matchmatch criteria | cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | ||
< 18.7.3CPE matchmatch criteria | cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | ||
>= 26.0, < 26.2CPE matchmatch criteria | cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | ||
< 18.7.3CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | ||
>= 26.0, < 26.2CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
Dec 17, 2025About the security content of iOS 26.2 and iPadOS 26.2 - Apple Support
About the security content of iOS 18.7.3 and iPadOS 18.7.3 - Apple Support
About the security content of macOS Tahoe 26.2 - Apple Support
About the security content of Safari 26.2 - Apple Support