Microsoft Copilot Cowork
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By the Year
In 2026 there have been 1 vulnerability in Microsoft Copilot Cowork with an average score of 9.3 out of ten.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 1 | 9.30 |
It may take a day or so for new Copilot Cowork vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Microsoft Copilot Cowork Security Vulnerabilities
Aug 2026: Copilot Cowork Elevation of Privilege Vulnerability
CVE-2026-59118
9.3 - Critical
- August 06, 2026
Improper authorization in Copilot Cowork allows an unauthorized attacker to elevate privileges over a network.
AuthZ
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