What is CVE-2019-6018?

CVE-2019-6018 is a medium-severity vulnerability in Netcommons, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-12-26.

How severe is CVE-2019-6018?

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

XSS in Netcommons

CVE-2019-6018

Cross-site scripting vulnerability in NetCommons 3.2.2 and earlier (NetCommons3.x) allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-12-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.5th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Netcommons
The Netcommons Project — versions 3.2.2 and earlier (NetCommons3.x)

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.netcommons.org/blogs/blog_entries/view/6/7b40ca16fc8358a57d0e178c931c0027 (Vendor Advisory)
jvn.jp/en/jp/JVN74530672/index.html (Third Party Advisory)

Frequently asked questions

What is CVE-2019-6018?: CVE-2019-6018 is a medium-severity vulnerability in Netcommons, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-12-26.
How severe is CVE-2019-6018?: Medium severity. CVSS v3 base score is 6.1 out of 10.