{"cvss":0.0,"datePublished":"2026-08-13T00:00:00Z","dateUpdated":"2026-08-13T00:00:00Z","description":"This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A user may gain access to protected parts of the file system.","dueDate":"","id":"CVE-2020-9771","kev_catalogs":["vulncheck"],"knownRansomwareCampaignUse":"Unknown","product":"MacOS X","requiredAction":"Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.","severity":"HIGH","source":"vulncheck_kev","title":"macOS APFS Snapshot Mount Authorization Bypass","vendor":"Apple"}