CVE-2026-84595: An out-of-bounds write issue was addressed with improved bounds checking
Source GCVE Database
Not known to be exploited : upgrade to 27 when convenient.
Data as of 26 Oct 2026, 22:45 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
- Patch
- Available – fixed in 27, 26.7.2, 15.8.2
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 visionOS to 27; macOS to 27, 26.7.2 or 15.8.2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| AppleiOS and iPadOS | Affected
| Fixed in
|
| ApplemacOS | Affected
| Fixed in
|
| ApplemacOS | Affected
| Fixed in
|
| ApplemacOS | Affected
| Fixed in
|
| ApplevisionOS | Affected
| Fixed in
|
AI-suggested
This vulnerability has been fixed in iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, and visionOS 27. Users and administrators should apply these updates to remediate the issue.
Description
An out-of-bounds write vulnerability was addressed by improving bounds checking in several Apple operating systems. The flaw could allow an application to cause unexpected system termination. The issue is fixed in iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, and visionOS 27.
References
- nvd.nist.gov/vuln/detail/CVE-2026-84595 (opens in a new tab)
- support.apple.com/en-us/149034 (opens in a new tab)
- support.apple.com/en-us/149035 (opens in a new tab)
- support.apple.com/en-us/149038 (opens in a new tab)
- support.apple.com/en-us/149522 (opens in a new tab)
- support.apple.com/en-us/149523 (opens in a new tab)