Sensitive log retrieval in Juju
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure, Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-200 and CWE-285.
Summary
The /log endpoint on a Juju controller lacked sufficient authorization checks, allowing unauthorized users to access debug messages that could contain sensitive information.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Canonical | Juju | 2.0.0 to before 2.9.52; 3.0.0 to before 3.6.8 | 2.9.52, 3.6.8 | Patch available | CNA |
| — | github.com/juju/juju (Go) | before 0.0.0-20250619024904-402ff008dcc2 | 0.0.0-20250619024904-402ff008dcc2 | Patch available | GHSA-r64v-82fh-xc63 |
- Juju VendorCanonical Affected 2.0.0 to before 2.9.52; 3.0.0 to before 3.6.8 Fixed in 2.9.52, 3.6.8 Patch available CNA
- github.com/juju/juju (Go) Vendor— Affected before 0.0.0-20250619024904-402ff008dcc2 Fixed in 0.0.0-20250619024904-402ff008dcc2 Patch available GHSA-r64v-82fh-xc63
Remediation
- Fix · CNA Juju (Canonical) Fixed in 2.9.52, 3.6.8
- Fix · GHSA-r64v-82fh-xc63 github.com/juju/juju (Go) Fixed in 0.0.0-20250619024904-402ff008dcc2 Advisory →
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Canonical Juju 2.9.52, 3.6.8
3 records Highest priority Priority HIGH 2 HIGH, 1 MEDIUM
Other records, highest priority first
- TI-2025-33458 Zip slip vulnerability in JujuPriority HIGH 73
- TI-2025-00786 Arbitrary executable upload via authenticated endpointPriority HIGH 73
Timeline
- 2026-10-02 Threatist record created from CVE-2025-53512
- 2026-10-03 Alias added: GHSA-r64v-82fh-xc63
References
More Canonical Juju vulnerabilities
- TI-2026-03806 Improper TLS Client/Server authentication and certificate verification on Database Cluster CVSS 3.1CRITICAL 10.0
- TI-2025-33458 Zip slip vulnerability in Juju CVSS 3.1HIGH 8.8
- TI-2025-00786 Arbitrary executable upload via authenticated endpoint CVSS 3.1HIGH 8.8
- TI-2017-06681 Juju before 1.25.12, 2.0.x before 2.0.4, and 2.1.x before 2.1.3 uses a UNIX domain socket… CVSS 3.0CRITICAL 9.8
- TI-2026-25186 Insecure Direct Object Reference attack via predictable secret ID in Juju CVSS 3.1MEDIUM 6.6
- TI-2025-41733 Juju: Resource poisoning CVSS 4.0HIGH 7.1
Sources
- CVE-2025-53512 · CVE Program
- CVE-2025-53512 · NVD
- FIRST EPSS
- GHSA-r64v-82fh-xc63 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences