Vulnerability details

CVE-2026-28663

Google Android
CVSS 3.1
7.8High

Official description

In buildIntentSenderForUser of LauncherAppsService.java, there is a possible way to launch an activity from the background due to BAL Bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS scores

ScoreVersionSourceVector
7.8High 3.1 CISA ADP / Vulnrichment (CISA-ADP) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

VendorProductVersionsSource
Google Android 16 CVEProject cvelistV5 (CNA)
Google Android 16-qpr2 CVEProject cvelistV5 (CNA)
Google Android 17 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-09-08
Last updated
2026-09-10
State
Published
Assigner (CNA)
google_android

Exploit prediction (EPSS)

0.08%
Probability of exploitation in 30 days
0.3%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-863
    Incorrect Authorization