Impacts solar-grid management; exploit can enable continent-scale outages and would be widely reported.
CVE-2026-107194
Auth bypass in Sungrow iSolarCloud enabling account takeover and grid disruption
Is CVE-2026-107194 being exploited?
Not confirmed. CVE-2026-107194 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-107194?
CVE-2026-107194 is rated Critical with a CVSS score of 9.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-107194?
Not known from our data. No patch reference has been recorded for CVE-2026-107194, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-107194 affect?
CVE-2026-107194 affects Sungrow iSolarCloud (pre-2026), Sungrow cloud-managed solar inverters and plants. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-107194?
Isolate service, restrict access, rotate creds, monitor logs, apply vendor patch when released
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Auth bypass via login_type=5 allows account takeover, remote control of solar assets and potential widespread blackouts.
Immediate action required
- affected< 2026
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.