CVE-2026-21100

Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.

  • Published Sep 9, 2026
  • CVSS 6.9 medium
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-21100 at the National Vulnerability Database