CVE-2026-86966 json
This issue was addressed with improved handling of symlinks.
published 2026-10-26 13 d ago modified 2026-11-04 4 d ago also EUVD-2026-110224
- cvss
- 5.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 10%
- public exploits
- 0
- none known
Summary
This issue was addressed with improved handling of symlinks. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, visionOS 27. An app may be able to modify protected parts of the file system.
Patch / fix
- Apple iOS and iPadOS 26.7.2, 27
- Apple macOS 15.8.2, 26.7.2, 27
- Apple visionOS 27
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 5 d ago
Exploit prediction
0.21% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
Affected products
- Apple iOS and iPadOS
- Apple macOS
- Apple visionOS
Classification
- Weakness
-
- CWE-59 Improper Link Resolution Before File Access
References
-
support.apple.com
/en-us/149034
release-notes, vendor-advisory
-
support.apple.com
/en-us/149035
release-notes, vendor-advisory
-
support.apple.com
/en-us/149038
release-notes, vendor-advisory
-
support.apple.com
/en-us/149227
release-notes, vendor-advisory
-
support.apple.com
/en-us/149522
release-notes, vendor-advisory
-
support.apple.com
/en-us/149523
release-notes, vendor-advisory
Sources
- CVE List CVE-2026-86966
- NVD CVE-2026-86966
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.