Vulnerability · Published Feb 11, 2026 · Assigned by apple

CVE-2026-20648

Medium 5.5

In plain English

A medium-severity information exposure in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.2%top 84.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A privacy issue was addressed by moving sensitive data to a protected location. This issue is fixed in macOS Sequoia 15.8.2, macOS Tahoe 26.3. A malicious app may be able to access notifications from other iCloud devices.

Affected products (as reported)

VendorProductVersions
Apple macOS 0 – before 15.8.20 – before 26.3

Weakness: CWE-200 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References