CVE-2026-15203
Critical
Description
Improper access control in debug and engineering interfaces in Danfoss iC7-Automation SP, iC7-Marine, and iC7-Hybrid GR3 allows attackers to gain read/write access to internal values, upload and execute unsigned applications, and upload unsigned EEPROM data and firmware via exposed service interfaces and software update mechanisms
SeverityCritical
CVSS9.3
Exploit probability—
ProductiC7-Automation SP
PublishedAug 26, 2026
First seenAug 26, 2026
Weakness typeCWE-1191CWE-1191
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Danfoss iC7-Automation SP | v ≤ 2025.3.3 | — |
| Danfoss iC7-Marine | v ≤ 2025.8.19 | — |
| Danfoss iC7-Hybrid | v ≤ 2025.10.300845 | — |
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