Is itCheck something

No. CVE-2026-67279

MikroTik routers can be tricked into running commands

Being used now

Yes. Attackers are using this right now.

Businesses and home users with a MikroTik router. Linked to another RouterOS flaw.

What to do

Update RouterOS to the latest version.

Confirmed in attacksSep 25, 2026
ProductMikroTik RouterOS
GitHub repos3
Attack likelihood, next 30 days2.3%

Attack likelihood is EPSS, a daily estimate from FIRST.org of how likely this bug is to be used in attacks in the next 30 days.

The official description

Mikrotik RouterOS contains an improper enforcement of behavioral workflow vulnerability that could allow an unauthenticated client to open a session channel and send an exec request. This vulnerability can be chained to achieve unauthenticated exploitation of CVE-2026-86060.

For your tech helper or AI assistant

A read-only checklist. Paste it into Claude, ChatGPT or a coding agent; it only looks and changes nothing.

Read-only check, change nothing, send nothing anywhere.
Is MikroTik RouterOS (CVE-2026-67279) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-67279. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.
Download playbook (.md)

Code on GitHub

Repos named after this bug. Some are scanners or write-ups, some are working attack code. Do not run them on a machine you care about.

Sources