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MEDIUM · 5.3

CVE-2026-20686

This issue was addressed with improved input validation. This issue is fixed in iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.

Vulnerability Description

This issue was addressed with improved input validation. This issue is fixed in iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
AppleIpados< 26.3
AppleIphone Os< 26.3

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2026-20686?

CVE-2026-20686 is a vulnerability with a CVSS score of 5.3 (MEDIUM). This issue was addressed with improved input validation. This issue is fixed in iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.

How severe is CVE-2026-20686?

CVE-2026-20686 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20686?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os.