Missing authorization in the unit resources download route in Canonical Juju 4.0 through 4.0.15 allows a controller-authenticated principal (a unit agent, or a user with only login permission) to read any application's charm resource in any model,  including container-registry credentials, via a crafted request naming an arbitrary unit.
History

Mon, 02 Nov 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
First Time appeared Canonical
Canonical juju
Vendors & Products Canonical
Canonical juju

Thu, 22 Oct 2026 17:45:00 +0000

Type Values Removed Values Added
Description Missing authorization in the unit resources download route in Canonical Juju 4.0 through 4.0.15 allows a controller-authenticated principal (a unit agent, or a user with only login permission) to read any application's charm resource in any model,  including container-registry credentials, via a crafted request naming an arbitrary unit.
Title Missing authorization in the unit resources download route in Juju controllers
Weaknesses CWE-862
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: canonical

Published: 2026-10-22T17:32:13.820Z

Updated: 2026-11-02T12:06:25.813Z

Reserved: 2026-09-17T18:37:26.952Z

Link: CVE-2026-93336

cve-icon Vulnrichment

Updated: 2026-11-02T12:05:23.223Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-22T18:17:32.157

Modified: 2026-11-02T13:17:41.430

Link: CVE-2026-93336

cve-icon Redhat

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