Vulnerability · Published Oct 20, 2026 · Assigned by apple
CVE-2026-86940
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 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 96.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27. An app may be able to disclose kernel memory.
Affected products (as reported)
Weakness: CWE-200 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N