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CVE-2025-29757VulnerabilityPublished Updated

CVE-2025-29757: https://oss.growatt.com · Incorrect Authorization

Affects https://oss.growatt.comSource CVE Database V5

0

Not known to be exploited · CVSS 9.4 Critical.

Data as of 26 Oct 2026, 07:57 UTC

CVSS 4.0 base score
9.4Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.4% chance of exploitation in 30 days – higher than 39% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/S:P/V:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Jul 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
Growatt https://oss.growatt.comAffected
  • =0
Fixed in–

AI-suggested

Immediate mitigation steps should include restricting the 'plant transfer' functionality to only highly trusted and verified accounts with multi-factor authentication (MFA) enforced. Growatt administrators should implement strict authorization checks ensuring that only authorized personnel can initiate plant transfers, ideally incorporating role-based access control (RBAC) and transaction approval workflows. Monitoring and logging of all plant transfer requests should be enhanced to detect anomalous or unauthorized activities promptly. Organizations should conduct an audit of existing plant ownership records to identify any unauthorized transfers and revert them if necessary. Until an official patch is released, network-level controls such as Web Application Firewalls (WAFs) can be configured to detect and block suspicious requests targeting the plant transfer endpoint. User education on account security and immediate revocation of compromised credentials are also critical. European organizations should engage with Growatt for timely updates and consider isolating critical energy management systems from direct internet exposure where feasible.

Description

An incorrect authorisation check in the the 'plant transfer' function of the Growatt cloud service allowed a malicous attacker with a valid account to transfer any plant into his/her account.

References

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