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
8
Added in 7 days
7
Due within 7 days
354
Used in ransomware
CVEAffectedCVSSAddedDue
CVE-2021-34764Cisco Firepower Management Center Virtual Appliance4.8medium
CVE-2021-34763Cisco Firepower Management Center Virtual Appliance4.8medium
CVE-2021-33753Microsoft Bing4.7medium
CVE-2021-29425Apache Commons Io4.8medium
CVE-2021-24713Cminds Video Lessons Manager4.8medium
CVE-2020-3561Cisco Adaptive Security Appliance4.7medium
CVE-2019-1973Cisco Enterprise Nfv Infrastructure Software4.8medium
CVE-2019-17569Apache Tomcat4.8medium
CVE-2019-1701Cisco Adaptive Security Appliance Software4.8medium
CVE-2025-59704Entrust Nshield 5c Firmware4.6medium
CVE-2025-4877Not specified4.5medium
CVE-2022-3566Linux Linux Kernel4.6medium
CVE-2021-26439Microsoft Edge4.6medium
CVE-2026-53437Jenkins Jenkins4.3medium
CVE-2026-45736Ws Project Ws4.4medium
CVE-2026-34656Adobe Commerce4.3medium
CVE-2026-21297Adobe Commerce4.3medium
CVE-2026-21296Adobe Commerce4.3medium
CVE-2026-21285Adobe Commerce B2b4.3medium
CVE-2022-20729Cisco Secure Firewall Threat Defense4.4medium
CVE-2022-20713Cisco Secure Firewall Threat Defense4.3medium
CVE-2021-4037Linux Linux Kernel4.4medium
CVE-2021-36956Microsoft Azure Sphere4.4medium
CVE-2021-36931Microsoft Edge Chromium4.4medium
CVE-2021-34761Cisco Firepower Management Center Virtual Appliance4.4medium
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