What is CVE-2026-84487?

CVE-2026-84487 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2026-09-14.

How severe is CVE-2026-84487?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Integer overflow in Apple iOS And Ipados

CVE-2026-84487

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted file may result in disclosure of process memory.

Vulnerability class: Integer Overflow

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Apple Ios And Ipados
Apple Macos
Apple Tvos
Apple Visionos
Apple Watchos

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

product-security@apple.com
product-security@apple.com
product-security@apple.com
product-security@apple.com
product-security@apple.com
product-security@apple.com
product-security@apple.com
product-security@apple.com

Frequently asked questions

What is CVE-2026-84487?: CVE-2026-84487 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2026-09-14.
How severe is CVE-2026-84487?: Medium severity. CVSS v3 base score is 6.5 out of 10.