{"id":"CVE-2026-28663","title":"In buildIntentSenderForUser of LauncherAppsService.java, there is a possible way to launch an activity from the background due to BAL Bypass","summary":"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…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-863"],"vendor":"Google","product":"Android","affected":["Android 17","Android 16-qpr2","Android 16"],"published":"2026-09-08","updated":"2026-09-10","sourceUpdated":"2026-09-10T15:17:33.667","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-28663","references":[{"url":"https://source.android.com/docs/security/bulletin/2026/2026-09-01","label":"security@android.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-10T03:57:26.518925Z"},"epss":0.00076,"epssPercentile":0.0013,"ingestedAt":"2026-09-08T19:08:49.642Z","slug":"CVE-2026-28663","body":"## Overview\n\nIn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":201587,"id":"CVE-2026-28663","ts":1789399511103,"field":"cvss","old":null,"new":"7.8"},{"seq":201586,"id":"CVE-2026-28663","ts":1789399511103,"field":"severity","old":"none","new":"high"},{"seq":200319,"id":"CVE-2026-28663","ts":1789397086539,"field":"cvss","old":"7.8","new":null},{"seq":200318,"id":"CVE-2026-28663","ts":1789397086539,"field":"severity","old":"high","new":"none"},{"seq":198243,"id":"CVE-2026-28663","ts":1789391745502,"field":"cvss","old":null,"new":"7.8"},{"seq":198242,"id":"CVE-2026-28663","ts":1789391745502,"field":"severity","old":"none","new":"high"},{"seq":196036,"id":"CVE-2026-28663","ts":1789383399630,"field":"cvss","old":"7.8","new":null},{"seq":196035,"id":"CVE-2026-28663","ts":1789383399630,"field":"severity","old":"high","new":"none"},{"seq":194965,"id":"CVE-2026-28663","ts":1789380300630,"field":"cvss","old":null,"new":"7.8"},{"seq":194964,"id":"CVE-2026-28663","ts":1789380300630,"field":"severity","old":"none","new":"high"},{"seq":193752,"id":"CVE-2026-28663","ts":1789378269159,"field":"cvss","old":"7.8","new":null},{"seq":193751,"id":"CVE-2026-28663","ts":1789378269159,"field":"severity","old":"high","new":"none"},{"seq":192539,"id":"CVE-2026-28663","ts":1789376233540,"field":"cvss","old":null,"new":"7.8"},{"seq":192538,"id":"CVE-2026-28663","ts":1789376233540,"field":"severity","old":"none","new":"high"},{"seq":191326,"id":"CVE-2026-28663","ts":1789373126844,"field":"cvss","old":"7.8","new":null},{"seq":191325,"id":"CVE-2026-28663","ts":1789373126844,"field":"severity","old":"high","new":"none"},{"seq":190111,"id":"CVE-2026-28663","ts":1789369121288,"field":"cvss","old":null,"new":"7.8"},{"seq":190110,"id":"CVE-2026-28663","ts":1789369121288,"field":"severity","old":"none","new":"high"},{"seq":188898,"id":"CVE-2026-28663","ts":1789368038587,"field":"cvss","old":"7.8","new":null},{"seq":188897,"id":"CVE-2026-28663","ts":1789368038587,"field":"severity","old":"high","new":"none"},{"seq":187681,"id":"CVE-2026-28663","ts":1789364996725,"field":"cvss","old":null,"new":"7.8"},{"seq":187680,"id":"CVE-2026-28663","ts":1789364996725,"field":"severity","old":"none","new":"high"},{"seq":186468,"id":"CVE-2026-28663","ts":1789363002652,"field":"cvss","old":"7.8","new":null},{"seq":186467,"id":"CVE-2026-28663","ts":1789363002652,"field":"severity","old":"high","new":"none"},{"seq":185254,"id":"CVE-2026-28663","ts":1789360969920,"field":"cvss","old":null,"new":"7.8"},{"seq":185253,"id":"CVE-2026-28663","ts":1789360969920,"field":"severity","old":"none","new":"high"},{"seq":184041,"id":"CVE-2026-28663","ts":1789357943643,"field":"cvss","old":"7.8","new":null},{"seq":184040,"id":"CVE-2026-28663","ts":1789357943643,"field":"severity","old":"high","new":"none"},{"seq":182293,"id":"CVE-2026-28663","ts":1789354098112,"field":"cvss","old":null,"new":"7.8"},{"seq":182292,"id":"CVE-2026-28663","ts":1789354098112,"field":"severity","old":"none","new":"high"},{"seq":181086,"id":"CVE-2026-28663","ts":1789352943646,"field":"cvss","old":"7.8","new":null},{"seq":181085,"id":"CVE-2026-28663","ts":1789352943646,"field":"severity","old":"high","new":"none"},{"seq":179879,"id":"CVE-2026-28663","ts":1789350001332,"field":"cvss","old":null,"new":"7.8"},{"seq":179878,"id":"CVE-2026-28663","ts":1789350001332,"field":"severity","old":"none","new":"high"},{"seq":178672,"id":"CVE-2026-28663","ts":1789347814560,"field":"cvss","old":"7.8","new":null},{"seq":178671,"id":"CVE-2026-28663","ts":1789347814560,"field":"severity","old":"high","new":"none"},{"seq":177465,"id":"CVE-2026-28663","ts":1789346181916,"field":"cvss","old":null,"new":"7.8"},{"seq":177464,"id":"CVE-2026-28663","ts":1789346181916,"field":"severity","old":"none","new":"high"},{"seq":176258,"id":"CVE-2026-28663","ts":1789342752237,"field":"cvss","old":"7.8","new":null},{"seq":176257,"id":"CVE-2026-28663","ts":1789342752237,"field":"severity","old":"high","new":"none"},{"seq":176042,"id":"CVE-2026-28663","ts":1789342358744,"field":"cvss","old":null,"new":"7.8"},{"seq":176041,"id":"CVE-2026-28663","ts":1789342358744,"field":"severity","old":"none","new":"high"},{"seq":175582,"id":"CVE-2026-28663","ts":1789338390240,"field":"cvss","old":"7.8","new":null},{"seq":175581,"id":"CVE-2026-28663","ts":1789338390240,"field":"severity","old":"high","new":"none"},{"seq":174377,"id":"CVE-2026-28663","ts":1789334604973,"field":"cvss","old":null,"new":"7.8"},{"seq":174376,"id":"CVE-2026-28663","ts":1789334604973,"field":"severity","old":"none","new":"high"},{"seq":173172,"id":"CVE-2026-28663","ts":1789333197662,"field":"cvss","old":"7.8","new":null},{"seq":173171,"id":"CVE-2026-28663","ts":1789333197662,"field":"severity","old":"high","new":"none"},{"seq":171986,"id":"CVE-2026-28663","ts":1789330884693,"field":"cvss","old":null,"new":"7.8"},{"seq":171985,"id":"CVE-2026-28663","ts":1789330884693,"field":"severity","old":"none","new":"high"}]}