Week 20, 2026
 | CISA Known Exploited Vulnerabilities |
| The known exploited vulnerabilities list contains vulnerabilities that are known to be actively exploited. They may not be new or recently discovered. Vulnerabilities listed here were added to this list in the past week. |
| | National Cyber Awareness System |
 | Mozilla Security Advisories |
 | Ubuntu Security Notices |
 | Red Hat Security Advisory |
 | Cisco Security Advisory |
 | Atlassian Security Advisories |
 | Microsoft Security |
 | Amazon AWS Security Advisories |
 | Google Chrome Updates |
 | Drupal Security Advisories |
 | Spring Security Advisories |
 | Switch to Daily Mode |
| We're thrilled to announce the launch of AdvisoryDaily, a once a day version of this newsletter. Get AdvisoryDaily |