CWE
639
Advisory Published
Updated

CVE-2025-27561: Growatt Cloud portal Authorization Bypass Through User-Controlled Key

First published: Tue Apr 15 2025(Updated: )

Unauthenticated attackers can rename "rooms" of arbitrary users.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Growatt Cloud Portal<3.6.0
3.6.0

Remedy

Growatt reports the cloud-based vulnerabilities were patched and no user action is needed. Additionally, Growatt strongly recommends that their users take proactive steps in securing their devices and take the following actions: * Update all devices to the latest firmware version when available. (Updates are automatic, no user action needed.) * Use strong passwords and enable multi-factor authentication where applicable. * Report any security concerns to Service@Growatt.com. * Stay vigilant. Users and installers should regularly review security settings, follow best practices, and report any unusual activity.

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2025-27561?

    CVE-2025-27561 is classified with a high severity due to the potential for unauthorized access and manipulation of user data.

  • How do I fix CVE-2025-27561?

    To fix CVE-2025-27561, update the Growatt Cloud Portal to version 3.6.1 or later.

  • Who is affected by CVE-2025-27561?

    Any users of the Growatt Cloud Portal version 3.6.0 or earlier are vulnerable to CVE-2025-27561.

  • Can CVE-2025-27561 be exploited remotely?

    Yes, CVE-2025-27561 can be exploited remotely by unauthenticated attackers.

  • What are the potential impacts of CVE-2025-27561?

    The potential impacts of CVE-2025-27561 include unauthorized renaming of user 'rooms' which can lead to user confusion and data integrity issues.

Contact

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