CVE-2026-65399 json
A file quarantine bypass was addressed with additional checks.
published 2026-09-14 55 d ago modified 2026-10-26 13 d ago also EUVD-2026-77909
- cvss
- 4.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 1%
- public exploits
- 0
- none known
Summary
A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, visionOS 27, watchOS 27. An archive may be able to bypass Gatekeeper.
Patch / fix
- Apple iOS and iPadOS 26.7, 27
- Apple macOS 15.8, 26.7, 27
- Apple visionOS 27
- Apple watchOS 27
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 52 d ago
Exploit prediction
0.12% chance of exploitation in the next 30 days, higher than 1% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 4.4 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
| CNA | 3.1 | 4.4 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
Affected products
- Apple iOS and iPadOS
- Apple macOS
- Apple visionOS
- Apple watchOS
Classification
- Weakness
-
- CWE-290 Authentication Bypass by Spoofing
References
-
support.apple.com
/en-us/149034
vendor-advisory
-
support.apple.com
/en-us/149035
vendor-advisory
-
support.apple.com
/en-us/149037
vendor-advisory
-
support.apple.com
/en-us/149038
vendor-advisory
-
support.apple.com
/en-us/149041
vendor-advisory
-
support.apple.com
/en-us/149042
vendor-advisory
-
support.apple.com
/en-us/149043
vendor-advisory
Sources
- CVE List CVE-2026-65399
- NVD CVE-2026-65399
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.