Is It On KEV?

Apple macOS

YES - ON THE CISA KEV LIST
CVE-2019-8526

Apple macOS Use-After-Free Vulnerability

CISA catalog due date2023-05-08
overdue since 2023-05-08
EPSS exploit probability (next 30 days)0.7% · 54percentile
From CVE publication to KEV listing1216 days (2019-12-18 → 2023-04-17)
Remediation window (KEV listing to due date)21 days
Days on the KEV list1304 days
Date added to KEV2023-04-17
Known ransomware campaign useUnknown
VendorApple
ProductmacOS
Weaknesses (CWE)CWE-416

Apple: 96 entries (5.4% of all KEV entries are from this vendor); 10 added in 2026.

BOD 26-04 note: this is the date printed in the CISA catalog. A federal agency's actual deadline is set by its SSVC tier - Act (3 days), Attend (14 days), Track (60 days), or the next scheduled upgrade - counted from the KEV listing date or the date the vulnerability is identified in its environment, whichever comes first. Use the tier helper on each CVE page for your own window.

Your BOD 26-04 window (SSVC tier helper)

Your remediation window ends:

Description

Apple macOS contains a use-after-free vulnerability that could allow for privilege escalation.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://support.apple.com/en-us/HT209600; https://nvd.nist.gov/vuln/detail/CVE-2019-8526

References

Other KEV entries for this vendor: Apple

Apple - Vendors with KEV entries

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