CVE-2026-28603

In assertSafeToStartCustomActivity of AppRestrictionsFragment.java, there is a possible read/write access to private files due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://source.android.com/docs/security/bulletin/2026/2026-09-01	Vendor Advisory Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:14.0:::::::*
	cpe:2.3:o:google:android:15.0:::::::*
	cpe:2.3:o:google:android:16.0:-::::::
	cpe:2.3:o:google:android:16.0:qpr2::::::
	cpe:2.3:o:google:android:17.0:-::::::

History

No history.

Information

Published : 2026-09-08 19:17

Updated : 2026-09-15 14:27

NVD link : CVE-2026-28603

Mitre link : CVE-2026-28603

CVE.ORG link : CVE-2026-28603

JSON object : View

Products Affected

google

android

CWE

CWE-441

Unintended Proxy or Intermediary ('Confused Deputy')

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