What is CVE-2025-30511?

CVE-2025-30511 is a high-severity vulnerability in Growatt Cloud Portal, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2025-04-15.

How severe is CVE-2025-30511?

High severity. CVSS v3 base score is 8.8 out of 10.

XSS in Growatt Cloud Portal

CVE-2025-30511

An authenticated attacker can achieve stored XSS by exploiting improper sanitization of the plant name value while adding or editing a plant.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-04-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.2th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Growatt Cloud Portal — versions 0
Growatt Cloud Portal

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.cisa.gov/news-events/ics-advisories/icsa-25-105-04 (US Government Resource, Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2025-30511?: CVE-2025-30511 is a high-severity vulnerability in Growatt Cloud Portal, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2025-04-15.
How severe is CVE-2025-30511?: High severity. CVSS v3 base score is 8.8 out of 10.