How severe is CVE-2025-59870?

CVE-2025-59870 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-59870 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-59870?

CVE-2025-59870 primarily affects Hcltech Myxalytics. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-59870?

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-2025-59870 have an EU (EUVD) identifier?

Yes. CVE-2025-59870 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2950.

When was CVE-2025-59870 published?

CVE-2025-59870 was published on 2026-01-16 and last updated on 2026-06-17.

CVE-2025-59870

CVE-2025-59870 is a high-severity vulnerability in Hcltech Myxalytics with a CVSS 3.x base score of 7.4. 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-323.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-2950
Weakness: CWE-323
Affected product: Hcltech Myxalytics
Published: 2026-01-16
Last modified: 2026-06-17

Description

HCL MyXalytics is affected by improper management of a static JWT signing secret in the web application, where the secret lacks rotation , introducing a security risk

Frequently asked questions

What is CVE-2025-59870?: HCL MyXalytics is affected by improper management of a static JWT signing secret in the web application, where the secret lacks rotation , introducing a security risk
How severe is CVE-2025-59870?: CVE-2025-59870 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-59870 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-59870?: CVE-2025-59870 primarily affects Hcltech Myxalytics. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-59870?: 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-2025-59870 have an EU (EUVD) identifier?: Yes. CVE-2025-59870 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2950.
When was CVE-2025-59870 published?: CVE-2025-59870 was published on 2026-01-16 and last updated on 2026-06-17.

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0128115

Affected products (6)

cpe:2.3:a:hcltech:myxalytics:6.2:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:myxalytics:6.3:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:myxalytics:6.4:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:myxalytics:6.5:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:myxalytics:6.6:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:myxalytics:6.7:*:*:*:*:*:*:*

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