What is CVE-2025-64130?

CVE-2025-64130 is a critical-severity vulnerability in Zenitel Tciv-3+, classified under Cross-site Scripting. CVSS score: 9.8/10. Published 2025-11-26.

How severe is CVE-2025-64130?

Critical severity. CVSS v3 base score is 9.8 out of 10.

XSS in Zenitel Tciv-3+

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (54.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Zenitel Tciv-3+ — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov

Frequently asked questions

What is CVE-2025-64130?: CVE-2025-64130 is a critical-severity vulnerability in Zenitel Tciv-3+, classified under Cross-site Scripting. CVSS score: 9.8/10. Published 2025-11-26.
How severe is CVE-2025-64130?: Critical severity. CVSS v3 base score is 9.8 out of 10.