Vulnerability · Published May 11, 2026 · Assigned by apple
CVE-2026-28830
Medium 4.7
In plain English
A medium-severity race condition 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 0% of all known vulnerabilities).
Severity (CVSS 3.1)4.7Medium
Exploit odds (30 days)<0.1%top 99.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A race condition was addressed with additional validation. This issue is fixed in macOS Tahoe 26.4. An app may be able to access sensitive user data.
Affected products (as reported)
Weakness: CWE-362 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N