What is CVE-2018-14486?

CVE-2018-14486 is a medium-severity vulnerability in Dnnsoftware Dotnetnuke, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-03-21.

How severe is CVE-2018-14486?

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

Is CVE-2018-14486 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Dnnsoftware Dotnetnuke

CVE-2018-14486

DNN (formerly DotNetNuke) 9.1.1 allows cross-site scripting (XSS) via XML.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-03-21 · 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: 0.011 (65.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Dnnsoftware Dotnetnuke — versions 9.1.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

packetstormsecurity.com/files/151304/DNN-9.1-XML-Related-Cross-Site-Scripting.h… (Exploit, VDB Entry, Third Party Advisory)
www.dnnsoftware.com/community/security/security-center (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2018-14486?: CVE-2018-14486 is a medium-severity vulnerability in Dnnsoftware Dotnetnuke, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-03-21.
How severe is CVE-2018-14486?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2018-14486 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.