CVE-2026-43731
8.8
HIGH
CVSS 3.1
EPSS 0.20%
Description
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to memory corruption.
How to fix CVE-2026-43731
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/webkit2gtk—no fix listed
- —no fix listed
Is CVE-2026-43731 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |