CVE-2026-84593 json
A use after free issue was addressed with improved memory management.
published 2026-09-14 55 d ago modified 2026-10-26 13 d ago also EUVD-2026-78002
- 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 4%
- public exploits
- 0
- none known
Summary
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 27 and iPadOS 27. An app may be able to cause unexpected system termination.
Patch / fix
- Apple iOS and iPadOS 27
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 55 d ago
Exploit prediction
0.15% chance of exploitation in the next 30 days, higher than 4% 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:L/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Apple iOS and iPadOS
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
support.apple.com
/en-us/149034
vendor-advisory, release-notes
Sources
- CVE List CVE-2026-84593
- NVD CVE-2026-84593
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.