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VULNERABILITIES

CVE-2026-5774 Details

Description

Improper synchronization of the userTokens map in the API server in Canonical Juju 4.0.5, 3.6.20, and 2.9.56 may allow an authenticated user to possibly cause a denial of service on the server or possibly reuse a single-use discharge token.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.4 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/juju/juju/security/advisories/GHSA-7m55-2hr4-pw78 CISA-ADPExploitThird Party Advisory
https://github.com/juju/juju/pull/22205 [email protected]Issue Tracking
https://github.com/juju/juju/pull/22206 [email protected]Issue Tracking
https://github.com/juju/juju/security/advisories/GHSA-7m55-2hr4-pw78 [email protected]ExploitThird Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')[email protected]

Affected Products

ProductVersions
canonical juju
< 2.9.57
>= 3.0, < 3.6.21
>= 4.0, < 4.0.6

CPE

  • cpe:2.3:a:canonical:juju:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-5774
NVD Published Date:
Apr 10, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-5774 Details - Not Deferred