CVE-2018-4276 json
A null pointer dereference was addressed with improved validation.
published 2019-04-03 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-16062
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 69%
- public exploits
- 0
- none known
Summary
A null pointer dereference was addressed with improved validation. This issue affected versions prior to macOS High Sierra 10.13.6.
Patch / fix
- apple mac_os_x 10.13.6
Exploit prediction
1.23% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- n/a macOS
Classification
- Weakness
-
- CWE-476 NULL Pointer Dereference
References
-
support.apple.com
/kb/HT208937
vendor-advisory
Sources
- CVE List CVE-2018-4276
- NVD CVE-2018-4276
Fencer Intel 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.