CVE-2026-43704

A use-after-free issue was addressed with improved memory management

Medium · published June 29, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
31.8
In the wild
Unconfirmed
What it is

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, tvOS 26.6, visionOS 26.6, watchOS 26.6. A malicious web extension may be able to cause an unexpected process crash.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00389 · 31.8th percentile
Published
2026-06-29T19:42Z
EPSS history
Timeline
  • 29 JUN 19:42Z
    A use-after-free issue was addressed with improved memory management
    cvelistv5