CVE-2026-67279
Mikrotik RouterOS Improper Enforcement of Behavioral Workflow Vulnerability
Summary
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.
Affected software
Vendor: MikroTik · Product: RouterOS
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in MikroTik
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2018-14847 | MikroTik Router OS Directory Traversal Vulnerability | 96.0% | Yes |
| CVE-2018-7445 | MikroTik RouterOS Stack-Based Buffer Overflow Vulnerability | 65.8% | Yes |
| CVE-2026-86060 | MikroTik RouterOS Improper Neutralization of Argument Delimiters in a Command Vu | 6.4% | Yes |
| CVE-2026-67277 | MikroTik RouterOS Missing Authentication for Critical Function Vulnerability | 1.6% | Yes |
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