CVE-2026-86991: Apple iOS and iPadOS · Processing a maliciously crafted file may lead to unexpected process termination
Affects Apple iOS and iPadOSSource CVE Database V5
Not known to be exploited : upgrade to 27.2 or 26.7.2 when convenient.
Data as of 26 Oct 2026, 21:13 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
- Patch
- Available – fixed in 27.2, 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 to 27.2 or 26.7.2; macOS to 27.2, 26.7.2 or 15.8.2; visionOS to 27.2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| AppleiOS and iPadOS | 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
Apply the official Apple updates to iOS 26.7.2 or later, iPadOS 26.7.2 or later, macOS Golden Gate 27.2 or later, macOS Sequoia 15.8.2 or later, macOS Tahoe 26.7.2 or later, and visionOS 27.2 or later to remediate this vulnerability.
Description
A buffer overflow vulnerability in Apple iOS and iPadOS could cause unexpected process termination when processing a maliciously crafted file. This issue has been addressed with improved bounds checking and fixed in iOS 26.7.2, iOS 27.2, iPadOS 26.7.2, iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, and visionOS 27.2.
References
- support.apple.com/en-us/149227 (opens in a new tab)
- support.apple.com/en-us/149230 (opens in a new tab)
- support.apple.com/en-us/149521 (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)
- support.apple.com/en-us/149526 (opens in a new tab)