High severity · published Oct 9, 2026
CVE-2026-28745
Red Lion Controls N-Tron 700 Series Storing Passwords in a Recoverable Format
7.5
CVSS
0.2%
EPSS
No
On KEV
Description
Usernames and passwords, including the default credentials, are stored in the configuration file using weak encryption. If the default credentials are known by a malicious user, they could obtain other credentials on the system.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
7S
700 Series · Red Lion Controls
before Firmware Versions 3.11.0; before Bootloader Versions 2.0.6.1 · source: vendor
In the news
VulnerabilityHigh
Red Lion Controls N-Tron 700 Series
View CSAF
Summary
Successful exploitation of these vulnerabilities could allow a malicious user to access the device and gain administrative access. This access would allow the user to view, edit, and upload configuration files. Further, a malicious user can cause the switch to reboot by navigating to a specific URL on the device. This action can be scripted on the malicious user's local machine to cause continuous rebooting of the switch.
The following versions of Red Lion Controls N-Tron 700 Series are affected:
700 Series <=Firmware_3.11.0 (CVE-2026-32645, CVE-2026-39460, CVE-2026-28745, CVE-2026-33367, CVE-2026-29797, CVE-2026-39453, CVE-2026-33272)
700 Series <=Bootloader_2.0.6.1 (CVE-2026-32645, CVE-2026-39460, CVE-2026-28745, CVE-2026-33367, CVE-2026-29797, CVE-2026-39453, CVE-2026-33272)
CVSS
Vendor
Equipment
v3 8.3
Red Lion Controls
700 Series
7 Vulnerabilities
Use of Hard-coded Credentials, Insufficiently Protected Credentials, Storing Passwords in a Recoverable Format, Missing Authentication for Critical Function, Download of Code Without Integrity Check, Reachable Assertion, Authentication Bypass Using an Alternate Path or Channel
Background
Critical Infrastructure Sectors: Commercial Facilities, Communications, Critical Manufacturing, Information Technology
Countries/Areas Deployed: Worldwide
Company Headquarters Location: Sweden
Vulnerabilities
Expand All...
Oct 8, 2026·CISA Advisories
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-28745
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-28745
www.hms-networks.com
https://www.hms-networks.com/
www.hms-networks.com
https://www.hms-networks.com/cybersecurity
www.cisa.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-26-281-01
github.com
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-281-01.json
More from 700 Series
8.3
CVE-2026-39453
Red Lion Controls N-Tron 700 Series Reachable Assertion
8.1
CVE-2026-33367
Red Lion Controls N-Tron 700 Series Missing Authentication for Critical Function
8.1
CVE-2026-39460
Red Lion Controls N-Tron 700 Series Insufficiently Protected Credentials
7.1
CVE-2026-29797
Red Lion Controls N-Tron 700 Series Download of Code Without Integrity Check
6.0
CVE-2026-32645
Red Lion Controls N-Tron 700 Series Use of Hard-Coded Credentials
