CVE-2026-28819: An app may be able to execute arbitrary code with kernel privileges in Apple iOS and iPadOS
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to execute arbitrary code with kernel privileges.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-28819) is caused by an out-of-bounds write in Apple iOS and iPadOS, which could allow a malicious app to execute arbitrary code with kernel privileges. The flaw was addressed by improving bounds checking in the affected operating systems. The fix is included in iOS 18.7.9, iPadOS 18.7.9, and corresponding macOS updates (Sequoia 15.7.7, Sonoma 14.8.7, Tahoe 26.5). The CVSS 3.1 base score is 5.4, indicating medium severity, with an attack vector of network, low attack complexity, requiring low privileges, no user interaction, and impacting confidentiality and integrity.
Potential Impact
Successful exploitation could allow an app to execute arbitrary code with kernel privileges, potentially compromising system confidentiality and integrity. However, there are no known exploits in the wild at this time. The impact is rated medium based on the CVSS score of 5.4.
Mitigation Recommendations
The vulnerability is fixed in iOS 18.7.9 and iPadOS 18.7.9. Users and administrators should apply these updates as soon as possible. Patch status is not explicitly confirmed in the provided data, so verify with Apple's official security advisories for the latest remediation guidance.
CVE-2026-28819: An app may be able to execute arbitrary code with kernel privileges in Apple iOS and iPadOS
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to execute arbitrary code with kernel privileges.
CVSS v3.1
Score 5.4medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-28819) is caused by an out-of-bounds write in Apple iOS and iPadOS, which could allow a malicious app to execute arbitrary code with kernel privileges. The flaw was addressed by improving bounds checking in the affected operating systems. The fix is included in iOS 18.7.9, iPadOS 18.7.9, and corresponding macOS updates (Sequoia 15.7.7, Sonoma 14.8.7, Tahoe 26.5). The CVSS 3.1 base score is 5.4, indicating medium severity, with an attack vector of network, low attack complexity, requiring low privileges, no user interaction, and impacting confidentiality and integrity.
Potential Impact
Successful exploitation could allow an app to execute arbitrary code with kernel privileges, potentially compromising system confidentiality and integrity. However, there are no known exploits in the wild at this time. The impact is rated medium based on the CVSS score of 5.4.
Mitigation Recommendations
The vulnerability is fixed in iOS 18.7.9 and iPadOS 18.7.9. Users and administrators should apply these updates as soon as possible. Patch status is not explicitly confirmed in the provided data, so verify with Apple's official security advisories for the latest remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-03-03T16:36:03.967Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a02874ccbff5d86108b537c
Added to database: 05/12/2026, 01:50:04 UTC
Last enriched: 05/19/2026, 09:46:47 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 107
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