How severe is CVE-2024-42210?

CVE-2024-42210 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-42210 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42210?

CVE-2024-42210 affects Hcltech Unica. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42210?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-42210 have an EU (EUVD) identifier?

Yes. CVE-2024-42210 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55477.

When was CVE-2024-42210 published?

CVE-2024-42210 was published on 2026-03-19 and last updated on 2026-06-17.

CVE-2024-42210

CVE-2024-42210 is a high-severity vulnerability in Hcltech Unica with a CVSS 3.x base score of 7.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 7.6)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-55477
Weakness: CWE-79
Affected product: Hcltech Unica
Published: 2026-03-19
Last modified: 2026-06-17

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.

Frequently asked questions

What is 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 untrusted source and includes that data within its later HTTP responses in an unsafe way.
How severe is CVE-2024-42210?: CVE-2024-42210 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-42210 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42210?: CVE-2024-42210 affects Hcltech Unica. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42210?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-42210 have an EU (EUVD) identifier?: Yes. CVE-2024-42210 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55477.
When was CVE-2024-42210 published?: CVE-2024-42210 was published on 2026-03-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hcltech:unica:*:*:*:*:*:*:*:*

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