How severe is CVE-2025-52546?

CVE-2025-52546 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-52546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52546?

CVE-2025-52546 affects Copeland E3 Supervisory Controller Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52546?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-52546 have an EU (EUVD) identifier?

Yes. CVE-2025-52546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26401.

When was CVE-2025-52546 published?

CVE-2025-52546 was published on 2025-09-02 and last updated on 2026-06-17.

CVE-2025-52546

CVE-2025-52546 is a medium-severity vulnerability in Copeland E3 Supervisory Controller Firmware with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-26401
Weakness: CWE-434
Affected product: Copeland E3 Supervisory Controller Firmware
Published: 2025-09-02
Last modified: 2026-06-17

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 inject a stored XSS to the floorplan web page.

Frequently asked questions

What is CVE-2025-52546?: 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 inject a stored XSS to the floorplan web page.
How severe is CVE-2025-52546?: CVE-2025-52546 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-52546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52546?: CVE-2025-52546 affects Copeland E3 Supervisory Controller Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52546?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-52546 have an EU (EUVD) identifier?: Yes. CVE-2025-52546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26401.
When was CVE-2025-52546 published?: CVE-2025-52546 was published on 2025-09-02 and last updated on 2026-06-17.

References

https://www.armis.com/research/frostbyte10/

Affected products (1)

cpe:2.3:o:copeland:e3_supervisory_controller_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Copeland E3 Supervisory Controller Firmware

CVE-2025-6519 — Critical (CVSS 9.8): E3 Site Supervisor (firmware version < 2.31F01) has a default admin user "ONEDAY" with a daily generated password. An…
CVE-2025-52549 — Critical (CVSS 9.8): E3 Site Supervisor Control (firmware version < 2.31F01) generates the root linux password on each boot. An attacker can…
CVE-2025-52547 — High (CVSS 7.5): E3 Site Supervisor Control (firmware version < 2.31F01) MGW contains an API call that lacks input validation. An…
CVE-2025-52545 — High (CVSS 7.5): E3 Site Supervisor Control (firmware version < 2.31F01) RCI service contains an API call to read users info, which…
CVE-2025-52544 — High (CVSS 7.5): E3 Site Supervisor Control (firmware version < 2.31F01) has a floor plan feature that allows for an unauthenticated…
CVE-2025-52543 — High (CVSS 7.5): E3 Site Supervisor Control (firmware version < 2.31F01) application services (MGW and RCI) uses client side hashing for…

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