Microsoft · Teams · CVE-2026-21535
**Name of the Vulnerable Software and Affected Versions**
Microsoft Teams (affected versions not specified)
**Description**
An improper access control issue exists in Microsoft Teams. This allows an unauthorized attacker to disclose sensitive information over a network. The issue is due to insufficient validation or enforcement of access permissions within the application, enabling malicious actors to access data they should not have rights to.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.