CVE-2026-84634: Apple iOS and iPadOS · An app may be able to cause unexpected system termination or write kernel memory
Affects Apple iOS and iPadOSSource CVE Database V5
Not known to be exploited : upgrade to 27 soon.
Data as of 26 Oct 2026, 21:16 UTC
Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD
- Patch
- Available – fixed in 27
Exploitation evidence
Disclosed: evidence found.
CVE published 26 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade iOS and iPadOS and macOS and visionOS to 27.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| AppleiOS and iPadOS | Affected
| Fixed in
|
| ApplemacOS | Affected
| Fixed in
|
| ApplevisionOS | Affected
| Fixed in
|
AI-suggested
Update affected devices to iOS 27 or iPadOS 27, where the vulnerability is fixed. No other mitigation is indicated by the vendor advisory.
Description
A race condition vulnerability in Apple iOS and iPadOS could allow an app to cause unexpected system termination or write to kernel memory. This issue has been addressed with additional validation and fixed in iOS 27 and iPadOS 27.