VulnerabilityAwaiting Analysis

CVE-2026-28659

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

CRITICAL 10.0EPSS 0.20%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 4.0: 10.0 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.20% probability · 10th percentile
CISA KEV: Not listed
Weakness: CWE-269
Source: security@android.com

References

https://source.android.com/docs/security/bulletin/xr/2026/2026-09-01

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.