CVE-2026-59118: Microsoft Power Apps

Critical severity, CVSS 9.3. EPSS: 0.7% chance of exploitation in the next 30 days.

Improper authorization in Copilot Cowork allows an unauthorized attacker to elevate privileges over a network.

Affected products

• Microsoft Power Apps: affected versions not specified

Published 2026-08-07. Last modified 2026-08-11.