Information Disclosure Vulnerability in Microsoft Teams Software by Microsoft
CVE-2026-33823

9.6CRITICAL

Key Information:

Vendor

Microsoft
Status
Microsoft Teams
Vendor
CVE Published:
7 May 2026

What is CVE-2026-33823?

An improper authorization vulnerability in Microsoft Teams enables an attacker with authorized access to disclose sensitive information across a network, potentially compromising user data integrity and confidentiality. This flaw underscores the significance of stringent access controls within communication platforms.

Affected Version(s)

Microsoft Teams -

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
9.6
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.