Critical 9.8Published Sep 18, 2025

CVE-2025-54807Dover Fueling Solutions ProGauge MagLink LX 4 Devices Use of Hard-coded Cryptographic Key

Updated under an hour ago (Oct 27, 2026, 12:23 PM ET)

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It affects Dover Fueling Solutions ProGauge MagLink LX 4 and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Dover Fueling Solutions ProGauge MagLink LX 4

Exploited in the last 30 days

The secret used for validating authentication tokens is hardcoded in device firmware for affected versions. An attacker who obtains the signing key can bypass authentication, gaining complete access to the system.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-321
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: icscert
NVD analysis: Deferred
Record last updated: Jun 4, 2026
First seen by InfoSec Signals: Oct 18, 2026

Affected products

Affected products

Dover Fueling Solutions ProGauge MagLink LX 4 dover_fueling_solutions:progauge_maglink_lx_4 (from the name)	before 4.20.3	CNA record
Dover Fueling Solutions ProGauge MagLink LX Plus dover_fueling_solutions:progauge_maglink_lx_plus (from the name)	before 4.20.3	CNA record
Dover Fueling Solutions ProGauge MagLink LX Ultimate dover_fueling_solutions:progauge_maglink_lx_ultimate (from the name)	before 5.20.3	CNA record

References

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-261-07
https://www.doverfuelingsolutions.com/mea/en/products-and-solutions/automatic-tank-gauging/consoles/progauge-maglink-lx-4-console.html
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-261-07.json

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.