CVE-2026-28991

HIGH EPSS 29.6%
Published May 11, 20261mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published May 11, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause a denial-of-service.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
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

Threat Intelligence

EPSS Exploit Probability
29.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 6

VendorProductVersionRange
appleipados* <26.5
appleiphone_os* <26.5
applemacos*≥26.0  –  <26.5
appletvos* <26.5
applevisionos* <26.5
applewatchos* <26.5

References 5

  • support.apple.com https://support.apple.com/en-us/127110
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/127115
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/127118
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/127119
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/127120
    Release NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.