CVE-2025-52551: Copeland LP E2 Facility Management System · Missing Authentication
Affects Copeland LP E2 Facility Management SystemSource CVE Database V5
Not known to be exploited · CVSS 9.3 Critical.
Data as of 26 Oct 2026, 09:15 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 28% 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:H/VA:H/SC:N/SI:L/SA:LExploitation 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 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Copeland LP E2 Facility Management System | Affected
| Fixed in– |
AI-suggested
Given the absence of available patches, European organizations should implement immediate compensating controls to mitigate risk. These include: 1) Network segmentation: Isolate the E2 Facility Management System on a dedicated VLAN or subnet with strict access controls to prevent unauthorized network access. 2) Firewall rules: Restrict inbound and outbound traffic to and from the system, allowing only trusted management stations and blocking all other connections. 3) Monitoring and logging: Enable detailed logging of all network traffic and file operations related to the E2 system to detect suspicious activity promptly. 4) Access control: Implement strong physical and logical access controls to the management system and underlying infrastructure. 5) Incident response readiness: Prepare for potential exploitation by developing response plans and conducting tabletop exercises focused on facility management system compromise. 6) Vendor engagement: Actively engage with Copeland LP for updates on patches or mitigations and apply them promptly once available. 7) Network scanning: Regularly scan internal networks to identify any unauthorized exposure of the E2 system. These targeted measures go beyond generic advice by focusing on isolating and monitoring the vulnerable system to reduce attack surface and improve detection capabilities.
Description
E2 Facility Management Systems use a proprietary protocol that allows for unauthenticated file operations on any file in the file system.