What is CVE-2025-32711?

CVE-2025-32711 is a critical-severity vulnerability in Microsoft 365 Copilot, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.3/10. Published 2025-06-11.

How severe is CVE-2025-32711?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Is CVE-2025-32711 known to be exploited?

8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Microsoft 365 Copilot

CVE-2025-32711

Ai command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network.

EPSS: 0.194 (95.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C.

Affected products

Microsoft 365 Copilot

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

Public proof-of-concept exploits

References

M365 Copilot Information Disclosure Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-32711?: CVE-2025-32711 is a critical-severity vulnerability in Microsoft 365 Copilot, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.3/10. Published 2025-06-11.
How severe is CVE-2025-32711?: Critical severity. CVSS v3 base score is 9.3 out of 10.
Is CVE-2025-32711 known to be exploited?: 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.