CVE-2026-92155 F´ (F Prime) - Denial of Service

F´ (F Prime) < 4.2.0 contains a denial of service caused by invalid Type enum casting in Fw::FilePacket deserialization used by Svc::FileUplink, letting attackers crash or reset the application process, exploit requires crafted network file packet.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-617

Vendor fix

Update to version 4.2.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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