What is CVE-2020-4104?

CVE-2020-4104 is a medium-severity vulnerability in Hcl Bigfix Webui, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-07-17.

How severe is CVE-2020-4104?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Hcl Bigfix Webui

CVE-2020-4104

HCL BigFix WebUI is vulnerable to stored cross-site scripting (XSS) within the Apps->Software module. An attacker can use XSS to send a malicious script to an unsuspecting user. This affects all versions prior to latest releases as specified in https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0080855&sys_kb_id=971d99ed1b8ed01c086dcbfc0a4bcb6a.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-07-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (41.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.9% 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

Hcl Bigfix Webui — versions All versions prior to latest releases
Hcltech Bigfix Webui

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support.hcltechsw.com/csm (Vendor Advisory)

Frequently asked questions

What is CVE-2020-4104?: CVE-2020-4104 is a medium-severity vulnerability in Hcl Bigfix Webui, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-07-17.
How severe is CVE-2020-4104?: Medium severity. CVSS v3 base score is 5.4 out of 10.