Successful exploitation of this vulnerability could allow an attacker to craft a malicious payload in URL parameters that would execute in a client browser when accessed by a user, steal session tokens, and control the service.
The following versions of Leviton AcquiSuite and Leviton Energy Monitoring Hub are affected:
The affected products are susceptible to a cross-site scripting (XSS) vulnerability, allowing an attacker to craft a malicious payload in URL parameters, which would execute in a client browser when accessed by a user, steal session tokens, and control the service.
CVE-2025-6185 has been assigned to this vulnerability. A CVSS v3.1 base score of 9.3 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N).
A CVSS v4 score has also been calculated for CVE-2025-6185. A base score of 8.7 has been calculated; the CVSS vector string is (AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N).
notnotnotveg (notnotnotveg@gmail.com) reported this vulnerability to CISA.
Leviton has not responded to requests to work with CISA in mitigating this vulnerability. Users of these affected products are welcome to contact Leviton's customer support for additional information.
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability, such as:
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.