Canonical Juju up to 2.9.51/3.6.7 /charms path traversal

Summaryinfo

A vulnerability was found in Canonical Juju up to 2.9.51/3.6.7 and classified as very critical. Affected is an unknown function of the file /charms. Such manipulation leads to path traversal. This vulnerability is listed as CVE-2025-53513. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Canonical Juju up to 2.9.51/3.6.7. Affected by this issue is an unknown code of the file /charms. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-24. The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize "../" sequences that can resolve to a location that is outside of that directory. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The /charms endpoint on a Juju controller lacked sufficient authorization checks, allowing any user with an account on the controller to upload a charm. Uploading a malicious charm that exploits a Zip Slip vulnerability could allow an attacker to gain access to a machine running a unit through the affected charm.

The advisory is available at github.com. This vulnerability is handled as CVE-2025-53513 since 07/02/2025. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/08/2026). This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 2.9.52 or 3.6.8 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Canonical

Name

• Juju

Version

• 2.9.0
• 2.9.1
• 2.9.2
• 2.9.3
• 2.9.4
• 2.9.5
• 2.9.6
• 2.9.7
• 2.9.8
• 2.9.9
• 2.9.10
• 2.9.11
• 2.9.12
• 2.9.13
• 2.9.14
• 2.9.15
• 2.9.16
• 2.9.17
• 2.9.18
• 2.9.19
• 2.9.20
• 2.9.21
• 2.9.22
• 2.9.23
• 2.9.24
• 2.9.25
• 2.9.26
• 2.9.27
• 2.9.28
• 2.9.29
• 2.9.30
• 2.9.31
• 2.9.32
• 2.9.33
• 2.9.34
• 2.9.35
• 2.9.36
• 2.9.37
• 2.9.38
• 2.9.39
• 2.9.40
• 2.9.41
• 2.9.42
• 2.9.43
• 2.9.44
• 2.9.45
• 2.9.46
• 2.9.47
• 2.9.48
• 2.9.49
• 2.9.50
• 2.9.51
• 3.6.0
• 3.6.1
• 3.6.2
• 3.6.3
• 3.6.4
• 3.6.5
• 3.6.6
• 3.6.7

License

• open-source

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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