Medium severity · published Mar 19, 2026
CVE-2024-42210
HCL Unica Marketing Operations v12.1.8 and lower is affected by a Stored cross-site scripting (XSS) vulnerability
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
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 untrusted source and includes that data within its later HTTP responses in an unsafe way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UM
Unica Marketing Operations (Plan) · HCLSoftware
<= 12.1.8 · source: vendor
UN
Unica · Hcltech
before 12.1.9 · source: NVD
Affected product
UM
Unica Marketing Operations (Plan)
HCLSoftware
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-42210
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-42210
Vendor Advisory
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0123760
github.com
https://github.com/MarioTesoro/vulnerability-research/blob/main/CVE-2024-42210/README.md