CVE-2025-27939

HIGH

Published Apr 15, 2025 Modified Nov 12, 2025 CWE-639

Description

An attacker can change registered email addresses of other users and take over arbitrary accounts.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness Type (CWE)

CWE-639 CWE-639

Affected Products

Vendor	Product	Versions
growatt	cloud_portal	< 3.6.0

References

Other References

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

Frequently Asked Questions

What is CVE-2025-27939? +

An attacker can change registered email addresses of other users and take over arbitrary accounts. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-27939? +

CVE-2025-27939 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-27939? +

CVE-2025-27939 affects products from growatt, specifically: cloud_portal. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-27939? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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