What is the CVSS score of CVE-2026-20640?

CVE-2026-20640 has a CVSS 3.1 base score of 4.6 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Which versions of iOS are affected by CVE-2026-20640?

Organizations using An inconsistent user interface should be aware of moderate risk from CVE-2026-20640 rated CVSS 4.6. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2026-20640?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

iOS CVE-2026-20640

MEDIUM

Improper Check or Handling of Exceptional Conditions (CWE-703)

2026-02-11 product-security@apple.com

Apple iOS Iphone Os Ipados

4.6

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.6 MEDIUM

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:02 vuln.today

CVE Published

Feb 11, 2026 - 23:16 nvd

MEDIUM 4.6

DescriptionCVE.org

An inconsistent user interface issue was addressed with improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3. An attacker with physical access to iPhone may be able to take and view screenshots of sensitive data from the iPhone during iPhone Mirroring with Mac.

AnalysisAI

iPhone Mirroring in iOS and iPadOS allows an attacker with physical device access to bypass UI protections and capture screenshots containing sensitive information that should remain hidden during the mirroring session. The vulnerability stems from insufficient state management in the user interface, enabling unauthorized viewing of private data on the iPhone while it is being mirrored to a Mac. No patch is currently available for this medium-severity issue.

Technical ContextAI

Affects Ipados. An inconsistent user interface issue was addressed with improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3. An attacker with physical access to iPhone may be able to take and view screenshots of sensitive data from the iPhone during iPhone Mirroring with Mac.