CVE-2025-53520highCWE-494

CVE-2025-53520: high-severity vulnerability in EG4 12000XP

EG4 Electronics EG4 Inverters Download of Code Without Integrity Check

Published

Follow this CVE+ Monitor EG4 12000XP+ Monitor EG4 12kPV

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.6epss 0.2%
The affected product allows firmware updates to be downloaded from EG4's website, transferred via USB dongles, or installed through EG4's Monitoring Center (remote, cloud-connected interface) or via a serial connection, and can install these files without integrity checks. The TTComp archive format used for the firmware is unencrypted and can be unpacked and altered without detection.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
EG4 Electronics · EG4 12000XPEG4 Electronics · EG4 12kPVEG4 Electronics · EG4 18kPVEG4 Electronics · EG4 6000XPEG4 Electronics · EG4 Flex 18EG4 Electronics · EG4 Flex 21EG4 Electronics · EG4 GridBoss
Related CVEs — EG4 12000XP

In the same product, most dangerous first.

CVE-2025-46414CRITICALEG4 Electronics EG4 Inverters Improper Restriction of Excessive Authentication AttemptsEPSS 0.4%CVE-2025-47872MEDIUMEG4 Electronics EG4 Inverters Observable DiscrepancyEPSS 0.3%CVE-2025-52586HIGHEG4 Electronics EG4 Inverters Cleartext Transmission of Sensitive InformationEPSS 0.1%