CVE-2026-20627

MEDIUM EPSS 3.9%
Published Feb 11, 20264mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 11, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3, watchOS 26.3. An app may be able to access sensitive user data.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
3.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 6

VendorProductVersionRange
appleipados* <26.3
appleiphone_os* <26.3
applemacos*≥14.0  –  <14.8.4
applemacos*≥26.0  –  <26.3
applevisionos* <26.3
applewatchos* <26.3

References 5

  • support.apple.com https://support.apple.com/en-us/126346
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/126348
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/126350
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/126352
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/126353
    Release NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.