Vulnerabilities & CVEs

Software flaws hackers are using right now

Affected vendorsCVESeverityChance of attack
Microsoft

Windows

Used by ransomware gangs

CVE-2021-345278.8High100%top 1% of all flaws
Microsoft

Exchange Server

Used by ransomware gangs

CVE-2021-345239.0Critical100%top 1% of all flaws
Microsoft

Exchange Server

Used by ransomware gangs

CVE-2021-344739.1Critical100%top 1% of all flaws
Microsoft

Windows

CVE-2021-344486.8Medium40%top 1% of all flaws
Microsoft

Windows

CVE-2021-337717.8High10%top 5% of all flaws
Microsoft

Windows

CVE-2021-33742Not scored59%top 1% of all flaws
Microsoft

Windows

CVE-2021-33739Not scored6.6%top 7% of all flaws
Microsoft

Windows

CVE-2021-319797.8High4.5%top 9% of all flaws
Microsoft

Windows

CVE-2021-31956Not scored22%top 2% of all flaws
Microsoft

Windows

CVE-2021-31955Not scored81%top 1% of all flaws

About this tracker

1,715
Flaws used in attacks
5
Added in the last 7 days
5
Fix deadline within 7 days
360
Used by ransomware gangs