Detections
Analytics
CVE-2026-66890
critical
Description
The affected products use hard-coded credentials, which could allow remote access to files with root privileges where FTP is reachable.
References
https://www.cisa.gov/news-events/ics-advisories/icsa-26-258-01
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-258-01.json
Details
Published: 2026-09-15
Updated: 2026-09-18
Risk Information
CVSS v2
Base Score: 8.3
Vector: CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C
Severity: High
CVSS v3
Base Score: 9.6
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Severity: Critical
CVSS v4
Base Score: 9.4
Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Severity: Critical
EPSS
EPSS: 0.00197