Medium severity · published Sep 14, 2026
CVE-2026-86898
A logic issue was addressed with improved state management
5.4
CVSS
0.3%
EPSS
No
On KEV
Description
A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27. Opening a maliciously crafted webarchive file may lead to universal cross-site scripting.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
before 27 · source: vendor, NVD
IO
iOS · Apple
before 27.0 · source: NVD
SA
Safari · Apple
before 27 · source: vendor, NVD
IA
iOS and iPadOS · Apple
before 27 · source: vendor
VI
visionOS · Apple
before 27 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-86898
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-86898
Release Notes
https://support.apple.com/en-us/149034
Release Notes
https://support.apple.com/en-us/149035
Release Notes
https://support.apple.com/en-us/149038
Release Notes
https://support.apple.com/en-us/149039
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