Input Validation Flaw in Apple iOS and iPadOS
CVE-2026-20686

5.3MEDIUM

Key Information:

Vendor

Apple
Status
iOS And iPad OS
Vendor
CVE Published:
25 March 2026

What is CVE-2026-20686?

An input validation flaw in Apple iOS and iPadOS enables unauthorized access to sensitive user data. This vulnerability has been addressed in versions 26.3, enhancing the security framework to prevent potential data leaks.

Affected Version(s)

iOS and iPadOS 0 < 26.3

References

https://support.apple.com/en-us/126346

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.