What is CVE-2024-42210?

CVE-2024-42210 is a high-severity vulnerability in Hclsoftware Unica Marketing Operations (Plan), classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-03-19.

How severe is CVE-2024-42210?

High severity. CVSS v3 base score is 7.6 out of 10.

XSS in Hclsoftware Unica Marketing Operations (Plan)

CVE-2024-42210

A Stored cross-site scripting (XSS) vulnerability affects HCL Unica Marketing Operations v12.1.8 and lower. Stored cross-site scripting (also known as second-order or persistent XSS) arises when an application receives data from an untrus…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (12.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H.

Affected products

Hclsoftware Unica Marketing Operations (Plan) — versions <= 12.1.8

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support.hcl-software.com/csm

Frequently asked questions

What is CVE-2024-42210?: CVE-2024-42210 is a high-severity vulnerability in Hclsoftware Unica Marketing Operations (Plan), classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-03-19.
How severe is CVE-2024-42210?: High severity. CVSS v3 base score is 7.6 out of 10.