CVE-2026-81855
Critical
Description
A hardcoded cryptographic client authentication key vulnerability exists in the robot testing framework component of Wärtsilä FOS-Onboard.
SeverityCritical
CVSS9.1
Exploit probability—
ProductFOS-Onboard
PublishedSep 15, 2026
First seenSep 15, 2026
Weakness typeCWE-321CWE-321
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Wärtsilä FOS-Onboard | 5.07.0923.01 | — |
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