An application programming interface endpoint accepts a user-supplied value and interpolates it directly into the path of a backend request to the underlying search and analytics data store, without restricting its contents. This allows an authenticated attacker to substitute an arbitrary backend path, causing the application's own elevated service credentials to be used against unintended internal endpoints. This could allow an attacker to enumerate or read internal configuration and administrative data from the backend data store that would otherwise be restricted.

Project Subscriptions

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Advisories

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Fixes

Solution

The latest version of Malcolm (September 2026 or later) fixes these vulnerabilities. Affected users are encouraged to update their instance of Malcolm to the latest version.


Workaround

No workaround given by the vendor.

History

Sat, 12 Sep 2026 08:15:00 +0000

Type Values Removed Values Added
Title API Path Injection Exposes Internal Data

Fri, 11 Sep 2026 23:45:00 +0000

Type Values Removed Values Added
Description An application programming interface endpoint accepts a user-supplied value and interpolates it directly into the path of a backend request to the underlying search and analytics data store, without restricting its contents. This allows an authenticated attacker to substitute an arbitrary backend path, causing the application's own elevated service credentials to be used against unintended internal endpoints. This could allow an attacker to enumerate or read internal configuration and administrative data from the backend data store that would otherwise be restricted.
Weaknesses CWE-918
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-09-11T21:48:29.440Z

Reserved: 2026-09-11T21:00:07.497Z

Link: CVE-2026-90446

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-11T22:16:46.653

Modified: 2026-09-11T22:16:46.653

Link: CVE-2026-90446

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-12T08:00:11Z

Weaknesses