What is CVE-2023-37501?

CVE-2023-37501 is a high-severity vulnerability in Hcl Software Unica Campaign, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2023-08-03.

How severe is CVE-2023-37501?

High severity. CVSS v3 base score is 8.1 out of 10.

XSS in Hcl Software Unica Campaign

CVE-2023-37501

A Persistent XSS vulnerability can be carried out in a certain field of Unica Campaign. An attacker could hijack a user's session and perform other attacks.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-08-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Hcl Software Unica Campaign — versions <12.1.3
Hcltech Unica

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support.hcltechsw.com/csm (Vendor Advisory)

Frequently asked questions

What is CVE-2023-37501?: CVE-2023-37501 is a high-severity vulnerability in Hcl Software Unica Campaign, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2023-08-03.
How severe is CVE-2023-37501?: High severity. CVSS v3 base score is 8.1 out of 10.