CVE-2025-59286

published 2025-10-09

CVE-2025-59286: Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a…

Priority P2 63 critical 9.3 CVSS 3.1

AV N AC L PR N UI N S C C H I L A N

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

Affected

2 ranges

Vendor	Product	Version range	Fixed in
microsoft	microsoft_365_copilot_s_business_chat	—	—
msrc	microsoft_365_copilots_business_chat	—	—

Detection & IOCs extracted from sources · hover to see the quote

• · Vulnerability has been fully mitigated server-side by Microsoft; no customer action or patch deployment required. ↗
• · CVE was issued purely for transparency purposes regarding a cloud service fix, not to signal active exploitation or a pending patch. ↗
• · Exploit status is not publicly disclosed and exploitation is assessed as less likely; no known in-the-wild exploitation. ↗

CVSS provenance

nvd v3.1 9.3 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N

vendor_msrc 9.3 CRITICAL

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CWE-77