XSS in Hitrontech Hi3120

CVE-2025-63354

Hitron HI3120 v7.2.4.5.2b1 allows stored XSS via the Parental Control option when creating a new filter. The device fails to properly handle inputs, allowing an attacker to inject and execute JavaScript.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (4.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 4.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-63354: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-63354?
CVE-2025-63354 is a medium-severity vulnerability in Hitrontech Hi3120, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-02-09.
How severe is CVE-2025-63354?
Medium severity. CVSS v3 base score is 4.8 out of 10.