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6.5 Medium

CVE-2025-53774 Microsoft 365 Copilot BizChat Information Disclosure Vulnerability

Description

Microsoft 365 Copilot BizChat Information Disclosure Vulnerability

CVSS 3.1 detail

Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C

Exploitable remotely over the network, without an account and without any user action; the impact on data or service is limited.

Attack vector
Network
Attack complexity
Low
Privileges required
None
Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Affected products and versions

Product Affected versions Fixed in
Microsoft 365 Copilot's Business Chat Versions not published

References

Timeline

  1. Published
  2. Last modified
The 7 CVEs of Microsoft 365 Copilot's Business Chat →
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