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Vulnerability · Published Feb 11, 2026 · Assigned by apple

CVE-2026-20652

High 7.5

In plain English

A high-severity uncontrolled resource consumption in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.7%top 46.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A remote attacker may be able to cause a denial-of-service.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8webkit2gtk32.52.3-1.el8_10ALSA-2026:10702
AlmaLinux:9webkit2gtk32.52.3-1.el9_8ALSA-2026:19206
AlmaLinux:9webkit2gtk32.52.3-0.el9_7.1ALSA-2026:9692
AlmaLinux:8webkit2gtk3-devel2.52.3-1.el8_10ALSA-2026:10702
AlmaLinux:9webkit2gtk3-devel2.52.3-0.el9_7.1ALSA-2026:9692
AlmaLinux:9webkit2gtk3-devel2.52.3-1.el9_8ALSA-2026:19206
AlmaLinux:8webkit2gtk3-jsc2.52.3-1.el8_10ALSA-2026:10702
AlmaLinux:9webkit2gtk3-jsc2.52.3-1.el9_8ALSA-2026:19206
AlmaLinux:9webkit2gtk3-jsc2.52.3-0.el9_7.1ALSA-2026:9692
AlmaLinux:8webkit2gtk3-jsc-devel2.52.3-1.el8_10ALSA-2026:10702
AlmaLinux:9webkit2gtk3-jsc-devel2.52.3-0.el9_7.1ALSA-2026:9692
AlmaLinux:9webkit2gtk3-jsc-devel2.52.3-1.el9_8ALSA-2026:19206
Debian:12webkit2gtk2.50.6-1~deb12u1DSA-6172-1
Debian:12webkit2gtk2.50.6-1~deb12u1DEBIAN-CVE-2026-20652
Debian:13webkit2gtk2.50.6-1~deb13u1DEBIAN-CVE-2026-20652
Debian:13webkit2gtk2.50.6-1~deb13u1DSA-6172-1
Debian:14webkit2gtk2.50.6-1DEBIAN-CVE-2026-20652
Debian:12wpewebkitno fix listedDEBIAN-CVE-2026-20652
Debian:13wpewebkitno fix listedDEBIAN-CVE-2026-20652
Debian:14wpewebkit2.50.6-1DEBIAN-CVE-2026-20652
Rocky Linux:8webkit2gtk30:2.52.3-1.el8_10RLSA-2026:10702
Rocky Linux:9webkit2gtk30:2.52.3-0.el9_7.1RLSA-2026:9692
Rocky Linux:9webkit2gtk30:2.52.3-1.el9_8RLSA-2026:19206
Ubuntu:22.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2026-20652
Ubuntu:24.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2026-20652
Ubuntu:22.04:LTSwebkit2gtkno fix listedUBUNTU-CVE-2026-20652
Ubuntu:24.04:LTSwebkit2gtk2.52.3-0ubuntu0.24.04.1UBUNTU-CVE-2026-20652
Ubuntu:25.10webkit2gtk2.52.3-0ubuntu0.25.10.1UBUNTU-CVE-2026-20652
Ubuntu:22.04:LTSwpewebkitno fix listedUBUNTU-CVE-2026-20652

Affected products (as reported)

VendorProductVersions
Apple Safari 0 – before 26.3
Apple iOS and iPadOS 0 – before 18.7.50 – before 26.3
Apple macOS 0 – before 26.3
Apple visionOS 0 – before 26.3

Weakness: CWE-400, CWE-120 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References