What’s Vulnerable › Vulnerabilities

CVE-2022-26761

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-26 · updated 2026-06-17
• Weakness: CWE-787

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. An application may be able to execute arbitrary code with kernel privileges.

Affected products

• macOS: before 10.15.7; 10.15.7, 10.15.7-security_update_2020-001, 10.15.7-security_update_2021-001, 10.15.7-security_update_2021-002, 10.15.7-security_update_2021-003, 10.15.7-security_update_2021-004 (+7) — fixed in 10.15.7
• Apple macOS: from 11.0 before 11.6.6 — fixed in 11.6.6

How to fix

Upgrade to a fixed version: macOS 10.15.7; Apple macOS 11.6.6. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213255
• https://support.apple.com/en-us/HT213256
• https://support.apple.com/en-us/HT213255
• https://support.apple.com/en-us/HT213256

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