by Kastro
Paper/Archive/CVE-2026-28659

CVE-2026-28659

Google Android XR — In MicroXR Blobstore, there is a possible way to access other app's files due to a missing permission check.

EPSS 0.2%CVSS 10.0
critical.is priorityof 100
32
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 8.7.087 × 201.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In MicroXR Blobstore, there is a possible way to access other app's files due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected

ProductAffectedFixed inSource
Android XR14–CNA

Scores by source

google_android (CNA)10.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

advisorysource.android.com/docs/security/bulletin/xr/2026/2026-09-01