Vulnerability · Published Oct 26, 2026 · Assigned by apple
CVE-2026-84633
Critical 9.0
In plain English
A critical-severity path traversal 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 5% of all known vulnerabilities).
Severity (CVSS 3.1)9.0Critical
Exploit odds (30 days)0.2%top 95.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A path traversal issue was addressed with improved path validation. This issue is fixed in macOS Golden Gate 27. An app may be able to break out of its sandbox.
Affected products (as reported)
Weakness: CWE-22 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N