What is CVE-2018-13022?

CVE-2018-13022 is a medium-severity vulnerability in Mi Router 3, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-27.

How severe is CVE-2018-13022?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Mi Router 3

CVE-2018-13022

Cross-site scripting vulnerability in the API 404 page on Xiaomi Mi Router 3 version 2.22.15 allows attackers to execute arbitrary JavaScript via a modified URL path.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-11-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Mi Router 3
Mi Miwifi OS — versions 2.22.15

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

blog.securityevaluators.com/hack-routers-get-toys-exploiting-the-mi-router-3-1d… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-13022?: CVE-2018-13022 is a medium-severity vulnerability in Mi Router 3, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-27.
How severe is CVE-2018-13022?: Medium severity. CVSS v3 base score is 6.1 out of 10.