What is CVE-2018-0679?

CVE-2018-0679 is a medium-severity vulnerability in Fxc Ae1021, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-11-15.

How severe is CVE-2018-0679?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Fxc Ae1021

CVE-2018-0679

Cross-site scripting vulnerability in multiple FXC Inc. network devices (Managed Ethernet switch FXC5210/5218/5224 firmware prior to version Ver1.00.22, Managed Ethernet switch FXC5426F firmware prior to version Ver1.00.06, Managed Ethernet switch FXC5428 firmware prior to version Ver1.00.07, Power over Ethernet (PoE) switch FXC5210PE/5218PE/5224PE firmware prior to version Ver1.00.14, and Wireless LAN router AE1021/AE1021PE firmware all versions) allows attacker with administrator rights to inject arbitrary web script or HTML via the administrative page.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-11-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.fxc.jp/news/20171228.html (Mitigation, Vendor Advisory)
jvn.jp/en/jp/JVN68528150/index.html (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2018-0679?: CVE-2018-0679 is a medium-severity vulnerability in Fxc Ae1021, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-11-15.
How severe is CVE-2018-0679?: Medium severity. CVSS v3 base score is 4.8 out of 10.