High severity7.1NVD Advisory· Published Oct 22, 2020· Updated Jun 17, 2026
CVE-2020-9771
CVE-2020-9771
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: unspecified
- Range: before 10.15.4
Patches
Vulnerability mechanics
References
1- support.apple.com/kb/HT211100nvdVendor Advisory
News mentions
2- AmnesiaStealer macOS Malware Steals Data, Controls Browser SessionsSecurityWeek · Aug 14, 2026
- AmnesiaStealer Hijacks Chromium Sessions to Give Attackers Live Browser Control on macOSThe Hacker News · Aug 13, 2026