Description
Puppet resource_api (shipped in Puppet Core 8.x and Puppet Enterprise 2023.8.x and 2025.x) does not preserve the sensitive flag on parameters defined via the resource-api, causing values such as passwords to be stored in cleartext in the agent's local transaction state cache. Affected versions of the resource_api module include all versions between 1.5.0 - 1.9.1 and 2.0.0 The issue was fixed in puppet resource_api 1.9.2 and 2.0.1 released with Puppet Core 8.20.0 and PE 2023.8.10 & PE 2025.11.0.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Perforce | Puppet Core | 8.11.0 – ≤ 8.19.0, 8.0.0 – ≤ 8.10.0 | 8.20.0 |
| Perforce | Puppet Enterprise | 2023.8.0 – ≤ 2023.8.9, 2025.0.0 – ≤ 2025.10.0 | 2023.8.10 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ruby-puppet-resource-api | 2.0.1-1 | — |
| Debian 13 | ruby-puppet-resource-api | No fix yet | — |
| Debian 12 | ruby-puppet-resource-api | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | ruby-puppet-resource-api | No fix yet | — |
| Ubuntu 26.04 LTS | ruby-puppet-resource-api | No fix yet | — |
| Ubuntu 25.10 | ruby-puppet-resource-api | No fix yet | — |
| Ubuntu 24.04 LTS | ruby-puppet-resource-api | No fix yet | — |
Advisories 1
- WID-SEC-2026-2206 Puppet: Schwachstelle ermöglicht Offenlegung von Informationen BSI CERT-Bund (WID) · Jul 5, 2026