CVE-2026-43700

A cross-origin issue was addressed with improved tracking of security origins. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may disclose sensitive user information.

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS

0.27% chance of exploitation in the next 30 days, 19th percentile

Published

2026-06-29

Updated

2026-08-17

Proof-of-concept exploits (1)

• dem0ns/CVE-2026-437000★ · 2026-07-01

References

• CVE Record
• NVD entry

Related

• CVE-2026-43735
• CVE-2026-4370
• CVE-2026-43723
• CVE-2026-43655
• CVE-2026-43644
• CVE-2026-4375