What is CVE-2025-36748?

CVE-2025-36748 is a medium-severity vulnerability in Growatt Shine Lan-X, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-13.

How severe is CVE-2025-36748?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Growatt Shine Lan-X

CVE-2025-36748

ShineLan-X contains a stored cross site scripting (XSS) vulnerability in the local configuration web server. The JavaScript code snippet can be inserted in the communication module’s settings center. This may allow attackers to force a legitimate user’s browser’s JavaScript engine to run malicious code.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-12-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (4.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

csirt.divd.nl/CVE-2025-36748/ (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2025-36748?: CVE-2025-36748 is a medium-severity vulnerability in Growatt Shine Lan-X, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-13.
How severe is CVE-2025-36748?: Medium severity. CVSS v3 base score is 5.4 out of 10.