How severe is CVE-2025-64130?

CVE-2025-64130 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-64130 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-64130?

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

Does CVE-2025-64130 have an EU (EUVD) identifier?

Yes. CVE-2025-64130 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199738.

When was CVE-2025-64130 published?

CVE-2025-64130 was published on 2025-11-26 and last updated on 2026-09-26.

CVE-2025-64130

CVE-2025-64130 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.3
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-199738
Weakness: CWE-79
Published: 2025-11-26
Last modified: 2026-09-26

Description

Zenitel TCIV-3+ is vulnerable to a reflected cross-site scripting vulnerability, which could allow a remote attacker to execute arbitrary JavaScript on the victim's browser.

Frequently asked questions

What is CVE-2025-64130?: Zenitel TCIV-3+ is vulnerable to a reflected cross-site scripting vulnerability, which could allow a remote attacker to execute arbitrary JavaScript on the victim's browser.
How severe is CVE-2025-64130?: CVE-2025-64130 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-64130 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-64130?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-64130 have an EU (EUVD) identifier?: Yes. CVE-2025-64130 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199738.
When was CVE-2025-64130 published?: CVE-2025-64130 was published on 2025-11-26 and last updated on 2026-09-26.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…

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