CVE-2026-39871 json
A path handling issue was addressed with improved logic.
published 5mo ago modified 14d ago also EUVD-2026-29294
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
A path handling issue was addressed with improved logic. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to observe unprotected user data.
Patch / fix
- Apple macOS 14.8.7, 15.7.7, 26.5
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 5mo ago
Exploit prediction
0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-09).
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:H/I:N/A:N |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Apple macOS
Classification
- Weakness
-
- CWE-552 Files or Directories Accessible to External Parties
References
-
support.apple.com
/en-us/127115
release-notes, vendor-advisory
-
support.apple.com
/en-us/127116
release-notes, vendor-advisory
-
support.apple.com
/en-us/127117
release-notes, vendor-advisory
Sources
- CVE List CVE-2026-39871
- NVD CVE-2026-39871
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