Vulnerability · Published Feb 11, 2026 · Assigned by apple

CVE-2026-20654

Medium 5.5

In plain English

A medium-severity memory corruption 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 0.1% (higher than 4% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 96.0% 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 iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination.

Affected products (as reported)

VendorProductVersions
Apple iOS and iPadOS 0 – before 26.3
Apple macOS 0 – before 26.3
Apple tvOS 0 – before 26.3
Apple visionOS 0 – before 26.3
Apple watchOS 0 – before 26.3

Weakness: CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References