CVE-2026-107194: Critical severity SunGrow iSolarCloud vulnerability
Sungrow iSolarCloud before 2026 allows authentication bypass and account takeover via "logintype":"5" in a login request, potentially leading to "local blackouts on the whole continent" in Europe. An email address for the useraccount property is required; however, a user can view the email address associated with their parent organization.
Affected Software
Event History
Frequently Asked Questions
Which deployments should be treated as exposed?
Sungrow iSolarCloud deployments before 2026 should be considered affected based on the available information.
Does an attacker need valid credentials to take over an account?
No pre-existing credentials are required. The attacker does need the target email address used as the user_account value in the login request.
How could an attacker obtain a target email address?
A user can view the email address associated with their parent organization. This may provide the email address needed to target accounts within that organizational relationship.