How severe is CVE-2025-59873?

CVE-2025-59873 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2025-59873 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-59873?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-59873 have an EU (EUVD) identifier?

Yes. CVE-2025-59873 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-207659.

When was CVE-2025-59873 published?

CVE-2025-59873 was published on 2026-02-23 and last updated on 2026-06-17.

CVE-2025-59873

CVE-2025-59873 is a medium-severity vulnerability with a CVSS 3.x base score of 5.9. 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-598.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-207659
Weakness: CWE-598
Published: 2026-02-23
Last modified: 2026-06-17

Description

An information exposure vulnerability exists in Vulnerability in HCL Software ZIE for Web. The application transmits sensitive session tokens and authentication identifiers within the URL query parameters . An attacker who gains access to any network log or operates a site linked from the application can hijack user sessions This issue affects ZIE for Web: v16.

Frequently asked questions

What is CVE-2025-59873?: An information exposure vulnerability exists in Vulnerability in HCL Software ZIE for Web. The application transmits sensitive session tokens and authentication identifiers within the URL query parameters . An attacker who gains access to any network log or operates a site linked from the application can hijack user sessions This issue affects ZIE for Web: v16.
How severe is CVE-2025-59873?: CVE-2025-59873 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2025-59873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-59873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-59873 have an EU (EUVD) identifier?: Yes. CVE-2025-59873 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-207659.
When was CVE-2025-59873 published?: CVE-2025-59873 was published on 2026-02-23 and last updated on 2026-06-17.

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0128902

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