CVE-2026-93336

Missing authorization in the unit resources download route in Juju controllers

State: Published
Severity: 7.1 High
Published: Oct 22, 2026
Updated: Oct 22, 2026
Reserved: Sep 17, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	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	canonical

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
JujuCanonical	4.0 to before 4.0.16Affected

References

https://github.com/juju/juju/security/advisories/GHSA-fp7x-6hq5-3c3wvendor-advisory
https://github.com/juju/juju/pull/23360patch

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.