Exploited vulnerabilities

The CISA Known Exploited Vulnerabilities catalogue, with severity and affected-product data from the National Vulnerability Database. Everything on this list has been observed in real attacks — it is not a forecast.

1695
On the catalogue
1
Added in 7 days
5
Due within 7 days
354
Used in ransomware
CVEAffectedCVSSAddedDue
CVE-2026-1636Lenovo Service Bridge6.7medium
CVE-2025-59705Entrust Nshield 5c Firmware6.8medium
CVE-2025-59699Entrust Nshield 5c Firmware6.8medium
CVE-2025-59698Entrust Nshield 5c Firmware6.8medium
CVE-2025-59694Entrust Nshield 5c Firmware6.8medium
CVE-2025-36192Ibm Ds8a00 Firmware6.7medium
CVE-2025-30650Juniper Junos6.7medium
CVE-2021-42059Insyde Insydeh2o6.7medium
CVE-2021-40114Cisco Secure Firewall Management Center6.8medium
CVE-2021-34756Cisco Firepower Management Center Virtual Appliance6.7medium
CVE-2021-34755Cisco Firepower Management Center Virtual Appliance6.7medium
CVE-2021-34534Microsoft Windows 106.8medium
CVE-2021-34497Microsoft Windows 106.8medium
CVE-2021-34493Microsoft Windows 106.7medium
CVE-2021-34480Microsoft Windows 106.8medium
CVE-2021-34447Microsoft Windows 106.8medium
CVE-2021-1488Cisco Secure Firewall Threat Defense6.7medium
CVE-2021-1476Cisco Secure Firewall Threat Defense6.7medium
CVE-2020-3555Cisco Adaptive Security Appliance6.8medium
CVE-2020-3458Cisco Adaptive Security Appliance Software6.7medium
CVE-2020-3253Cisco Secure Firewall Threat Defense6.7medium
CVE-2020-3236Cisco Enterprise Nfv Infrastructure Software6.7medium
CVE-2020-3166Cisco Secure Firewall Threat Defense6.7medium
CVE-2020-3138Cisco Enterprise Nfv Infrastructure Software6.7medium
CVE-2020-27339Insyde Insydeh2o6.7medium
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