7.5
High
CVE-2026-26164 Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an…
Description
Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft 365 Copilot's Business Chat | Versions not published |
References
- M365 Copilot Information Disclosure Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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