How severe is CVE-2025-3478?

CVE-2025-3478 has a CVSS 4.0 base score of 8.5, rated high severity.

Is CVE-2025-3478 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3478?

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-2025-3478 have an EU (EUVD) identifier?

Yes. CVE-2025-3478 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25704.

When was CVE-2025-3478 published?

CVE-2025-3478 was published on 2025-08-25 and last updated on 2026-06-17.

CVE-2025-3478

CVE-2025-3478 is a high-severity vulnerability with a CVSS 4.0 base score of 8.5. 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 4.0 base score 8.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25704
Weakness: CWE-79
Published: 2025-08-25
Last modified: 2026-06-17

Description

A Stored Cross-Site Scripting (XSS) vulnerability has been identified in OpenText Enterprise Security Manager. The vulnerability could be remotely exploited.

Frequently asked questions

What is CVE-2025-3478?: A Stored Cross-Site Scripting (XSS) vulnerability has been identified in OpenText Enterprise Security Manager. The vulnerability could be remotely exploited.
How severe is CVE-2025-3478?: CVE-2025-3478 has a CVSS 4.0 base score of 8.5, rated high severity.
Is CVE-2025-3478 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-3478?: 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-2025-3478 have an EU (EUVD) identifier?: Yes. CVE-2025-3478 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25704.
When was CVE-2025-3478 published?: CVE-2025-3478 was published on 2025-08-25 and last updated on 2026-06-17.

References

https://portal.microfocus.com/s/article/KM000042483

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