Microsoft · Skype For Business · CVE-2021-26421
**Name of the Vulnerable Software and Affected Versions**
Skype for Business and Lync (affected versions not specified)
**Description**
The issue is related to errors in the representation of information by the user interface of the corporate communication server. It may allow a remote attacker to perform a spoofing attack by exploiting the vulnerability.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.