๐Ÿ” CVE Alert

CVE-2026-90456

HIGH 8.1

Use of default credentials in Malcolm

CVSS Score
8.1
EPSS Score
0.4%
EPSS Percentile
32th

An example environment-configuration file for a bundled inventory-management component ships with a fixed, publicly-known administrative password. A deployment that copies this example file into active configuration without running the setup routine that regenerates credentials will expose that component's administrative interface to anyone aware of the default value.

CWE CWE-1392
Vendor cisa
Product malcolm
Published Sep 11, 2026
Last Updated Oct 2, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

CISA / Malcolm
0 < v26.06.0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
raw.githubusercontent.com: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2026/icsa-26-254-01.json cisa.gov: https://www.cisa.gov/news-events/ics-advisories/icsa-26-254-01