CVE-2021-26421

moderate-risk
Published 2021-05-11

Skype for Business and Lync Spoofing Vulnerability

Do I need to act?

~
1.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Affected Vendors

31
/ 100
moderate-risk
Severity 20/34 · Moderate
Exploitability 4/34 · Minimal
Exposure 7/34 · Low