Vulnerability · Published Jan 23, 2026 · Assigned by zdi

CVE-2026-0778Enel X JuiceBox 40 Telnet Service Missing Authentication Remote Code Execution Vulnerability

High 8.8

In plain English

A high-severity missing authentication in JuiceBox 40 from Enel X. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)0.8%top 44.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Enel X JuiceBox 40 Telnet Service Missing Authentication Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Enel X JuiceBox 40 charging stations. Authentication is not required to exploit this vulnerability. The specific flaw exists within the telnet service, which listens on TCP port 2000 by default. The issue results from the lack of authentication prior to allowing remote connections. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-23285.

Affected products (as reported)

Vendor	Product	Versions
Enel X	JuiceBox 40	4.2.7

Weakness: CWE-306 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-26-041 x_research-advisory