What’s Vulnerable › Vulnerabilities

CVE-2021-27026

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-18 · updated 2026-06-17
• Weakness: CWE-532

Description

A flaw was divered in Puppet Enterprise and other Puppet products where sensitive plan parameters may be logged

Affected products

• Puppet Agent: from 2021.0.0 before 2021.4.0 — fixed in 2021.4.0
• Puppet Connect: before 0.4.0 — fixed in 0.4.0
• Puppet Enterprise: before 2019.8.9 — fixed in 2019.8.9

How to fix

Upgrade to a fixed version: Puppet Agent 2021.4.0; Puppet Connect 0.4.0; Puppet Enterprise 2019.8.9. Check the vendor advisory for mitigations.

References

• https://puppet.com/security/cve/cve-2021-27026
• https://puppet.com/security/cve/cve-2021-27026

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