CVE-2026-66890 Affected Products - Hardcoded Credentials

Affected products contain hardcoded credentials allowing remote attackers to access files with root privileges via FTP, exploit requires FTP service to be reachable.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.33% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Hardcoded Credentials
Impact
File System Read, File System Write
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-798

Vendor fix

Update to the latest version or remove hardcoded credentials.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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