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Apple iOS, iPadOS, macOS EUVD-2026-29257

| CVE-2026-28952 HIGH
Integer Overflow or Wraparound (CWE-190)
2026-05-11 apple GHSA-7wc8-2xg6-9vfg
7.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

5
Analysis Generated
May 12, 2026 - 18:24 vuln.today
CVSS changed
May 12, 2026 - 18:22 NVD
7.5 (HIGH)
Patch available
May 11, 2026 - 22:03 EUVD
CVE Published
May 11, 2026 - 20:08 nvd
UNKNOWN (no severity yet)
CVE Published
May 11, 2026 - 20:08 nvd
HIGH 7.5

DescriptionNVD

An integer overflow was addressed with improved input validation. 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 cause unexpected system termination.

AnalysisAI

Integer overflow in Apple operating systems allows remote unauthenticated attackers to crash devices via maliciously crafted input, causing denial of service through system termination. Affects iOS/iPadOS versions prior to 18.7.9, macOS Sequoia prior to 15.7.7, macOS Sonoma prior to 14.8.7, and macOS Tahoe prior to 26.5. …

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RemediationAI

Within 24 hours: Inventory all Apple devices (iOS, iPadOS, macOS) across the organization and identify current OS versions. Within 7 days: Deploy patches to macOS Sonoma (14.8.7+), macOS Sequoia (15.7.7+), and macOS Tahoe (26.5+); for iOS/iPadOS, deploy version 18.7.9 or later. …

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EUVD-2026-29257 vulnerability details – vuln.today

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