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Fencer Vulns
high 7.5

CVE-2026-86904 json

A privacy issue was addressed with improved state management.

published 2026-09-14 55 d ago modified 2026-10-26 13 d ago also EUVD-2026-78099

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

A privacy issue was addressed with improved state management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, watchOS 27. An app may be able to track users across apps and websites without permission.

Patch / fix

  • Apple iOS and iPadOS 26.7, 27
  • Apple watchOS 27

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
54 d ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Apple iOS and iPadOS
  • Apple watchOS

Classification

Weakness
  • CWE-359 Exposure of Private Personal Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.