This security bulletin contains one low risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of user-supplied data. A remote authenticated attacker can send a specially crafted request to the server, trick a victim to click a specially crafted URL and spoof page content.
Successful exploitation of the vulnerability may allow to perform cross-site scripting attacks on affected systems and run scripts in the security context of the current user.
Install updates from vendor's website.Vulnerable software versions
Skype for Business Server: 2019 CU2
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.