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CISA KEV

Actively exploited vulnerabilities — CISA KEV

Vulnerabilities of firewalls and security appliances that CISA lists as actively exploited, with their remediation due dates.

150
tracked vulnerabilities

of 260 in the catalog

29
with known ransomware use
1 Oct 2026 at 13:38 UTC
Last synchronisation

About the CISA KEV catalog

CISA lists the CVEs with reliable evidence of exploitation in the wild. Each entry carries a required action and a due date that binds US federal agencies; for everyone else it is the clearest signal that a fix cannot wait.

Learn more

The Known Exploited Vulnerabilities catalog is maintained by the US Cybersecurity and Infrastructure Security Agency and updated as exploitation is confirmed. Being listed raises the priority of a fix; not being listed is never read as safe. Patcharo reads the feed at every synchronisation, keeps the due date and the ransomware flag exactly as CISA publishes them, and shows them next to the vendor's fixed releases so that the two questions, is it exploited and which release fixes it, are answered together.

KEV entries

26 entries

Newest additions first. Each entry keeps the CISA due date and the ransomware flag next to the fixed releases stated by the vendor.

  1. Critical9.8CVSS 3.1, Critical—
    Added
    DuePassed
    View the CVE
  2. Critical10CVSS 3.1, Critical14%

    Cisco Identity Services Engine Authentication Bypass Vulnerability

    Cisco Identity Services Engine Software, Cisco ISE Passive Identity Connector

    Added
    DuePassed
    View the CVE
  3. Critical9.8CVSS 3.1, Critical28%
    Added
    DuePassed
    View the CVE
  4. Critical10CVSS 3.1, Critical88%
    Added
    DuePassed
    View the CVE
  5. Critical10CVSS 3.1, Critical92%

    Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

    Cisco Catalyst SD-WAN Controller, Cisco Catalyst SD-WAN Manager

    Added
    DuePassed
    View the CVE
  6. CVE-2026-20131KEVRansomware
    Critical10CVSS 3.1, Critical43%
    Added
    DuePassed
    View the CVE
  7. Critical10CVSS 3.1, Critical88%
    Added
    DuePassed
    View the CVE
  8. Critical9.8CVSS 3.1, Critical5%

    Cisco Unified Communications Products Remote Code Execution Vulnerability

    Cisco Unified Communications Manager, Cisco Unified Communications Manager IM and Presence Service, Cisco Unity Connection

    Added
    DuePassed
    View the CVE
  9. Critical10CVSS 3.1, Critical32%
    Added
    DuePassed
    View the CVE
  10. Critical9.9CVSS 3.1, Critical71%
    Added
    DuePassed
    View the CVE
  11. Critical10CVSS 3.1, Critical68%

    Cisco ISE API Unauthenticated Remote Code Execution Vulnerability

    Cisco Identity Services Engine Software, Cisco ISE Passive Identity Connector

    Added
    DuePassed
    View the CVE
  12. Critical10CVSS 3.1, Critical98%
    Added
    DuePassed
    View the CVE
  13. Critical9.8CVSS 3.1, Critical97%
    Added
    DuePassed
    View the CVE
  14. Critical10CVSS 3.1, Critical100%
    Added
    DuePassed
    View the CVE
  15. CVE-2023-20269KEVRansomware
    Critical9.1CVSS 3.1, Critical25%

    Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability

    Cisco Secure Firewall ASA, Cisco Secure Firewall Threat Defense (FTD)

    Added
    DuePassed
    View the CVE
  16. Critical9.8CVSS 3.1, Critical18%
    Added
    DuePassed
    View the CVE
  17. Critical9.8CVSS 3.1, Critical55%
    Added
    DuePassed
    View the CVE
  18. Critical9.8CVSS 3.1, Critical99%
    Added
    DuePassed
    View the CVE
  19. Critical9.8CVSS 3.1, Critical6%

    Cisco Small Business RV Series Routers Vulnerabilities

    Cisco Small Business RV Series Router Firmware

    Added
    DuePassed
    View the CVE
  20. Critical9.8CVSS 3.1, Critical72%

    Cisco Small Business RV Series Routers Vulnerabilities

    Cisco Small Business RV Series Router Firmware

    Added
    DuePassed
    View the CVE
  21. Critical9.8CVSS 3.1, Critical14%
    Added
    DuePassed
    View the CVE
  22. Critical9.8CVSS 3.1, Critical14%
    Added
    DuePassed
    View the CVE
  23. Critical9.8CVSS 3.1, Critical100%
    Added
    DuePassed
    View the CVE
  24. Critical9.8CVSS 3.1, Critical100%
    Added
    DuePassed
    View the CVE
  25. Critical9.8CVSS 3.1, Critical84%
    Added
    DuePassed
    View the CVE
  26. Critical9.8CVSS 3.1, Critical99%
    Added
    DuePassed
    View the CVE