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CVE-2025-25276

Growatt Cloud portal Authorization Bypass Through User-Controlled Key

Medium6.9EPSS 0.32%
Published
Updated
Reserved
Assigned by
icscert

Description

An unauthenticated attacker can hijack other users' devices and potentially control them.

Timeline

  1. ID reserved

    By icscert

  2. · 14 days later

    Published

  3. · 1 day later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-25276, by who scored it
Scored byCVSSScoreVector
icscertCNA (assigner)4.0Medium6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
icscertCNA (assigner)3.1Medium5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVDNVD · Analyzed4.0Medium6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (exploitation in 30 days)
0.32% · top 75% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.9.

Weakness

Affected products

What to do

Solution: 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 [email protected]. * Stay vigilant. Users and installers should regularly review security settings, follow best practices, and report any unusual activity.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .