{"id":"CVE-2026-93336","title":"Missing authorization in the unit resources download route in Juju controllers","summary":"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 …","severity":"high","cvss":7.1,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-862"],"vendor":"Canonical","product":"juju","affected":["juju >= 4.0 < 4.0.16"],"published":"2026-10-22","updated":"2026-10-22","sourceUpdated":"2026-10-22T17:32:13.820Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93336","references":[{"url":"https://github.com/juju/juju/security/advisories/GHSA-fp7x-6hq5-3c3w"},{"url":"https://github.com/juju/juju/pull/23360"}],"tags":["cve.org"],"ingestedAt":"2026-10-22T22:00:50.354Z","slug":"CVE-2026-93336","body":"## Overview\n\nMissing 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.\n\n## Affected\n\n- `juju >= 4.0 < 4.0.16`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}