CVE-2025-52544: Copeland LP E3 Supervisory Control · Improper Input Validation
Affects Copeland LP E3 Supervisory ControlSource CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 2 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Copeland LP E3 Supervisory Control | Affected
| Fixed in– |
AI-suggested
Given the absence of an official patch at the time of disclosure, European organizations should implement immediate compensating controls. These include network segmentation to isolate E3 Supervisory Control systems from general IT networks and the internet, restricting access to trusted administrators only. Deploy strict firewall rules and intrusion detection/prevention systems to monitor and block unauthorized upload attempts or anomalous file transfers to the E3 system. Conduct thorough audits of existing floor plan files and system logs to detect any suspicious activity. Organizations should also engage with Copeland LP for firmware updates and monitor vendor communications for patches. Implementing strong physical security controls to prevent unauthorized local access is critical. Additionally, organizations should review and harden access controls on related systems and ensure that backups of critical configuration and operational data are maintained securely. Training operational technology (OT) staff to recognize and respond to potential exploitation attempts will further reduce risk.
Description
E3 Site Supervisor Control (firmware version < 2.31F01) has a floor plan feature that allows for an unauthenticated attacker to upload floor plan files. By uploading a specially crafted floor plan file, an attacker can access any file from the E3 file system.