XSS in Hcl Software Unica Campaign

CVE-2025-31994

HCL Unica Campaign 12.1.10 is vulnerable to Reflected Cross-Site Scripting (XSS) where an attacker injects malicious script into an HTTP request, which is then reflected unsafely in the server's immediate response to the victim's browser, executing the script as if it originated from the trusted website.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (7.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-31994: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-31994?
CVE-2025-31994 is a medium-severity vulnerability in Hcl Software Unica Campaign, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2025-10-13.
How severe is CVE-2025-31994?
Medium severity. CVSS v3 base score is 4.3 out of 10.