MikroTik RouterOS: MikroTik RouterOS Missing Authentication for Critical Function Vulnerability
Info Listed in CISA KEV
Summary
MikroTik RouterOS contains a missing authenticaion for critical function vulnerability which allows kernel memory disclosure and denial of service in the btest service.
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- MikroTik:RouterOS
Sources
- CISA KEV DATABASE
Original Links
- https://mikrotik.com/supportsec/september-2026-vulnerability/ reference
- https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk reference
- https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk reference
- https://nvd.nist.gov/vuln/detail/CVE-2026-67277 reference
Timeline
- kev_ingest CISA KEV