1. Home
  2. CVE Database
  3. CVE-2026-24299
MEDIUM · 5.3

CVE-2026-24299

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.

Vulnerability 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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
Microsoft365 Copilot-

Related Weaknesses (CWE)

CWE-77

References

FAQ

What is CVE-2026-24299?

CVE-2026-24299 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.

How severe is CVE-2026-24299?

CVE-2026-24299 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-24299?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft 365 Copilot.