Description
An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by default, allowing an on-path attacker to execute injected JavaScript in the administrator’s browser and intercept credentials.
References3
Metrics
- CVSS 3.1
-
10.0
CRITICAL
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L - EPSS — exploit probability
- 0% percentile: 22 · as of 10 November 2026
- CWE
- CWE-200CWE-319CWE-1188
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.