CVE-2026-28967: An attacker in a privileged network position may be able to cause a denial-of-service in Apple iOS and iPadOS
A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4. An attacker in a privileged network position may be able to cause a denial-of-service.
AI Analysis
Technical Summary
This vulnerability allows an attacker in a privileged network position to cause a denial-of-service (DoS) condition on Apple iOS and iPadOS devices. The root cause is insufficient input validation, which Apple has corrected in the specified patched versions. The CVSS vector indicates network attack vector, low attack complexity, high privileges required, no user interaction, unchanged scope, no confidentiality or integrity impact, but high impact on availability.
Potential Impact
An attacker with privileged network access can cause a denial-of-service condition on affected Apple iOS and iPadOS devices, potentially disrupting availability of services. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
Apple has released official fixes for this vulnerability in iOS 18.7.7, iPadOS 18.7.7, iOS 26.4, and iPadOS 26.4. Users and administrators should apply these updates to remediate the issue. No additional mitigation steps are indicated by the vendor.
CVE-2026-28967: An attacker in a privileged network position may be able to cause a denial-of-service in Apple iOS and iPadOS
Description
A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4. An attacker in a privileged network position may be able to cause a denial-of-service.
CVSS v3.1
Score 4.9medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability allows an attacker in a privileged network position to cause a denial-of-service (DoS) condition on Apple iOS and iPadOS devices. The root cause is insufficient input validation, which Apple has corrected in the specified patched versions. The CVSS vector indicates network attack vector, low attack complexity, high privileges required, no user interaction, unchanged scope, no confidentiality or integrity impact, but high impact on availability.
Potential Impact
An attacker with privileged network access can cause a denial-of-service condition on affected Apple iOS and iPadOS devices, potentially disrupting availability of services. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
Apple has released official fixes for this vulnerability in iOS 18.7.7, iPadOS 18.7.7, iOS 26.4, and iPadOS 26.4. Users and administrators should apply these updates to remediate the issue. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-03-03T16:36:03.992Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a02875ccbff5d86108b6567
Added to database: 05/12/2026, 01:50:20 UTC
Last enriched: 05/19/2026, 10:40:35 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 65
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