CVE-2025-43529

EUVD-2025-203963
A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 26.2, Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, tvOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA-ADPADP
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 8%
Affected Products (NVD)
VendorProductVersion
applesafari
𝑥
< 26.2
appleipados
𝑥
< 18.7.3
appleipados
26.0 ≤
𝑥
< 26.2
appleiphone_os
𝑥
< 18.7.3
appleiphone_os
26.0 ≤
𝑥
< 26.2
applemacos
𝑥
< 26.2
appletvos
𝑥
< 26.2
applevisionos
𝑥
< 26.2
applewatchos
𝑥
< 26.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
webkit2gtk
bookworm
2.50.4-1~deb12u1
ignored
bookworm (security)
2.50.4-1~deb12u1
fixed
bullseye
vulnerable
bullseye (security)
2.50.4-1~deb11u1
fixed
forky
2.50.5-1
fixed
sid
2.50.5-1
fixed
trixie
2.50.4-1~deb13u1
ignored
trixie (security)
2.50.4-1~deb13u1
fixed
wpewebkit
bookworm
ignored
bullseye
vulnerable
bullseye (security)
vulnerable
forky
2.50.5-1
fixed
sid
2.50.5-1
fixed
trixie
ignored
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
webkit2gtk
bionic
ignored
focal
ignored
jammy
Fixed 2.50.4-0ubuntu0.22.04.1
released
noble
Fixed 2.50.4-0ubuntu0.24.04.1
released
plucky
Fixed 2.50.4-0ubuntu0.25.04.1
released
questing
Fixed 2.50.4-0ubuntu0.25.10.1
released
xenial
ignored
webkitgtk
bionic
ignored
jammy
dne
noble
dne
plucky
dne
questing
dne
xenial
ignored
qtwebkit-source
bionic
ignored
jammy
dne
noble
dne
plucky
dne
questing
dne
xenial
ignored
qtwebkit-opensource-src
bionic
ignored
focal
ignored
jammy
ignored
noble
ignored
plucky
dne
questing
dne
xenial
ignored
wpewebkit
focal
ignored
jammy
ignored
noble
dne
plucky
dne
questing
dne