Apple iOS/iPadOS/macOS prior 26.6.1/26.6.2 Kernel memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.6$25k-$100k4.83

Summaryinfo

A vulnerability was found in Apple iOS, iPadOS and macOS. It has been classified as very critical. Affected by this vulnerability is an unknown functionality of the component Kernel. This manipulation causes memory corruption. This vulnerability is handled as CVE-2026-65330. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as very critical was found in Apple iOS, iPadOS and macOS. Affected by this vulnerability is an unknown code block of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. An app may be able to cause unexpected system termination or corrupt kernel memory.

The advisory is shared at support.apple.com. This vulnerability is known as CVE-2026-65330 since 07/22/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $25k-$100k at the moment (estimation calculated on 08/18/2026).

The vulnerability scanner Nessus provides a plugin with the ID 335968 (macOS 26.x < 26.6.2 Multiple Vulnerabilities (148281)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 26.6.1 or 26.6.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (335968). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.6

VulDB Base Score: 9.0
VulDB Temp Score: 8.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 335968
Nessus Name: macOS 26.x < 26.6.2 Multiple Vulnerabilities (148281)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: iOS/iPadOS/macOS 26.6.1/26.6.2

Timelineinfo

07/22/2026 CVE reserved
08/17/2026 +26 days VulDB entry created
08/18/2026 +0 days Advisory disclosed
08/18/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2026-65330 (🔒)
GCVE (CVE): GCVE-0-2026-65330
GCVE (VulDB): GCVE-100-391501
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 08/18/2026 00:20
Updated: 08/18/2026 03:47
Changes: 08/18/2026 00:20 (55), 08/18/2026 03:47 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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