Auth bypass in Canonical Juju

CVE-2026-93336

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.

Vulnerability class: Broken Access Control

Published .

EPSS exploit prediction

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Affected products

Weakness classification (CWE)

References