CVE-2026-55946
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
Published Sep 17, 2026 · updated Oct 14, 2026 · Microsoft Microsoft Copilot
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
Timeline
Detection, updates, and resolution for this record.
Sep 17, 2026 · NIST NVD
Detected
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
Oct 14, 2026 · NIST NVD
Updated
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
Affected
- cpe microsoft/copilotversion unspecified
- vendor Microsoft Microsoft Copilotversion unspecified
Sources
- CIRCL Vulnerability LookupCVE-2026-55946
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
vulnerability.circl.lu - CVE.orgCVE-2026-55946
Official CVE identifier
cve.org - FIRST EPSSCVE-2026-55946
30-day exploitation probability 0.4%
first.org - NIST NVDCVE-2026-55946
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
nvd.nist.gov