CVE-2026-33111
High
Description
Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to disclose information over a network.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Microsoft Copilot Chat
PublishedMay 7, 2026
First seenMay 7, 2026
Weakness typeCWE-77Command injection
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft copilot_chat | No range specified | — |
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