CISA Known Exploited Vulnerabilities
CVE-2026-67277: MikroTik RouterOS Missing Authentication for Critical Function Vulnerability
MikroTik RouterOS contains a missing authentication for critical function vulnerability that allows kernel memory disclosure and denial of service in the btest service. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk guidance and CISA’s Forensics Triage Requirements. Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset’s internet exposure and ensuring adherence to BOD 26-04 patching guidelines. Due: 2026-09-13