CVE-2026-28861

CVSS 4.3 MEDIUMEPSS 0.3%CWE-346 CWE-79

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

25 Mar 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A logic issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. A malicious website may be able to access script message handlers intended for other origins.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Affected products

Apple · iOS and iPadOS Apple · macOS Apple · Safari Apple · visionOS

References

https://access.redhat.com/security/cve/CVE-2026-28861 https://bugzilla.redhat.com/show_bug.cgi?id=2453007 https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-28861.json https://support.apple.com/en-us/126792 https://support.apple.com/en-us/126793 https://support.apple.com/en-us/126794 https://support.apple.com/en-us/126799 https://support.apple.com/en-us/126800