CVE-2023-37497: An XML External Entity (XXE) Injection Vulnerability affects HCL Unica Platform

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-08-03 · updated 2026-06-17
Weakness: CWE-611

Description

The Unica application exposes an API which accepts arbitrary XML input. By manipulating the given XML, an authenticated attacker with certain rights can successfully perform XML External Entity attacks (XXE) against the backend service.

Affected products

HCL Software HCL Unica Platform: before 11.1.0.6; from 12.0 before 12.1.1 — fixed in 11.1.0.6, 12.1.1

How to fix

Upgrade to a fixed version: HCL Software HCL Unica Platform 11.1.0.6, 12.1.1. Check the vendor advisory for mitigations.

References

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0106547
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0106547

Get alerted when CVE-2023-37497 or the next vulnerability affects your stack