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CVE-2026-5412— Juju CloudSpec API could leak senstive information

Quick assessment

Affected
Canonical Juju
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Juju是Canonical Juju开源的一个开源应用程序编排引擎。 Juju 2.9.57之前版本和3.6.21之前版本存在安全漏洞，该漏洞源于授权问题，可能导致低权限用户访问敏感凭据。

CVSS 9.9 · Critical EPSS 0.48% · P39

Possible ATT&CK Techniques 1 AI

T1552.004 · Private Keys
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I. Basic Information for CVE-2026-5412

Vulnerability Information
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Vulnerability Title
Juju CloudSpec API could leak senstive information
Source: CVE Program / CVE List V5
Vulnerability Description
In Juju versions prior to 2.9.57 and 3.6.21, an authorization issue exists in the Controller facade. An authenticated user can call the CloudSpec API method to extract the cloud credentials used to bootstrap the controller. This allows a low-privileged user to access sensitive credentials. This issue is resolved in Juju versions 2.9.57 and 3.6.21.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Juju 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juju是Canonical Juju开源的一个开源应用程序编排引擎。 Juju 2.9.57之前版本和3.6.21之前版本存在安全漏洞，该漏洞源于授权问题，可能导致低权限用户访问敏感凭据。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Canonical Juju 2.9.0 ~ 2.9.57 -

II. Public POCs for CVE-2026-5412

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 8629 chars
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III. Intelligence Information for CVE-2026-5412

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Patches & Fixes for CVE-2026-5412 (2)

Vendor Advisories for CVE-2026-5412 (1)

IV. Related Vulnerabilities

Same product: Juju
Same vendor: Canonical
Same weakness: CWE-285

V. Comments for CVE-2026-5412

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