What is CVE-2026-43716?

CVE-2026-43716 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2026-06-29.

How severe is CVE-2026-43716?

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

Buffer overflow in Apple iOS And Ipados

CVE-2026-43716

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Vulnerability class: Buffer Overflow

Published 2026-06-29 · last modified 2026-06-30.

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:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (24.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.003 · change: -0.003

Affected products

Apple iOS And Ipados — versions 0
Apple Ipados
Apple Iphone OS
Apple macOS — versions 0
Apple Safari — versions 0

Weakness classification (CWE)

References

support.apple.com/en-us/127594 (Vendor Advisory)
support.apple.com/en-us/127595 (Vendor Advisory)
support.apple.com/en-us/127685 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-43716?: CVE-2026-43716 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2026-06-29.
How severe is CVE-2026-43716?: Medium severity. CVSS v3 base score is 6.5 out of 10.