CVE-2026-24299
M365 Copilot Information Disclosure Vulnerability
- State
- Published
- Severity
- 5.3 Medium
- Published
- Mar 19, 2026
- Updated
- Jun 19, 2026
- Reserved
- Jan 21, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C | microsoft |
Weaknesses
- CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')
Affected Products
| Product | Versions |
|---|---|
Microsoft 365 CopilotMicrosoft |
|
References
- M365 Copilot Information Disclosure Vulnerabilityvendor-advisorypatch
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