SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-28848

A buffer overflow was addressed with improved bounds checking.

HIGH 7.5EPSS 0.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Tahoe 26.5. A remote attacker may be able to cause unexpected system termination.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.54% probability · 44th percentile
CISA KEV
Not listed
Weakness
CWE-121
Affected
apple/macos
Source
product-security@apple.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.