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PatchSiren cyber security CVE debrief

CVE-2026-24711 Northern.tech CVE debrief

Northern.tech CFEngine Enterprise contains an incorrect access control vulnerability (CWE-284) affecting multiple versions prior to 3.21.8, 3.24.3, and 3.27.0. The vulnerability, published on 2026-05-14 and last modified on 2026-05-19, has a CVSS 3.1 score of 5.3 (Medium severity) with a vector of AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N, indicating network-based attack vector with low attack complexity, no privileges required, no user interaction, and low confidentiality impact. The affected versions include all Enterprise editions before 3.21.8, versions 3.24.0 through 3.24.2, and version 3.26.0. Northern.tech has released patched versions and provided vendor advisory guidance.

Vendor
Northern.tech
Product
CFEngine Enterprise
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-14
Original CVE updated
2026-05-19
Advisory published
2026-05-14
Advisory updated
2026-05-19

Who should care

Organizations using CFEngine Enterprise for configuration management, particularly those running affected versions in production environments. Security teams responsible for infrastructure automation platforms and compliance officers tracking configuration management tool security should prioritize patching.

Technical summary

Incorrect access control in CFEngine Enterprise allows unauthorized network-based access with low confidentiality impact. The vulnerability stems from improper implementation of access controls in the Enterprise edition of the configuration management platform. Attack complexity is low with no authentication required, making this accessible to unauthenticated network attackers. The confidentiality impact is rated low, with no integrity or availability impact per CVSS scoring.

Defensive priority

medium

Recommended defensive actions

  • Upgrade CFEngine Enterprise to version 3.21.8, 3.24.3, or 3.27.0 or later as appropriate for your release track
  • Review vendor security advisory for additional configuration guidance
  • Verify access control policies on CFEngine Enterprise deployments
  • Monitor for unauthorized access attempts in CFEngine audit logs

Evidence notes

Vulnerability data sourced from NVD with official vendor advisory from Northern.tech. CPE criteria confirm affected version ranges. CVSS vector and CWE classification provided by NVD analysis.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-24711 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-24711

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-24711 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-24711

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.