What is CVE-2025-27927?

CVE-2025-27927 is a medium-severity vulnerability in Growatt Cloud Portal, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2025-04-15.

How severe is CVE-2025-27927?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Growatt Cloud Portal

CVE-2025-27927

An unauthenticated attackers can obtain a list of smart devices by knowing a valid username through an unprotected API.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.008 (73.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Growatt Cloud Portal — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

www.cisa.gov/news-events/ics-advisories/icsa-25-105-04

Frequently asked questions

What is CVE-2025-27927?: CVE-2025-27927 is a medium-severity vulnerability in Growatt Cloud Portal, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2025-04-15.
How severe is CVE-2025-27927?: Medium severity. CVSS v3 base score is 5.3 out of 10.