Description
Improper authorization in Copilot Cowork allows an unauthorized attacker to elevate privileges over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Copilot Cowork | - | — |
Advisories 3
- NCSC-2026-0288 Kwetsbaarheden verholpen in Microsoft Dynamics NCSC-NL (Netherlands) · Aug 11, 2026
- MSRC-CVE-2026-59118 Copilot Cowork Elevation of Privilege Vulnerability Microsoft Security Response Center · Aug 11, 2026
- WID-SEC-2026-2688 Microsoft Power Apps: Schwachstelle ermöglicht Privilegieneskalation BSI CERT-Bund (WID) · Aug 6, 2026
References
- Copilot Cowork Elevation of Privilege Vulnerability vendor-advisory patch