Improper Export of Android Application Components in Secure Folder by Samsung
CVE-2026-20990

8.4HIGH

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
16 March 2026

What is CVE-2026-20990?

An improper export vulnerability in Samsung's Secure Folder prior to the SMR March 2026 Release 1 enables local attackers to exploit application components. By leveraging this flaw, attackers are capable of launching arbitrary activities with Secure Folder privileges, potentially compromising sensitive data and operations within the app.

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Affected Version(s)

Samsung Mobile Devices SMR Mar-2026 Release in Android 14, 15, 16

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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