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PatchSiren cyber security CVE debrief

CVE-2026-66016 jfrog CVE debrief

JFrog Artifactory self-hosted Helm configurations may retain generated TLS private keys in rendered manifests accessible to highly privileged local users. This vulnerability allows for potential exposure of sensitive information and could lead to unauthorized access. Administrators should assess the configuration and verify access controls to mitigate the risk. The issue arises from specific self-hosted Helm configurations, and understanding the configuration is crucial for determining the impact. It is essential to review the configuration and apply necessary patches or updates to prevent exploitation.

Vendor
jfrog
Product
artifactory
CVSS
MEDIUM 6.7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-12
Original CVE updated
2026-09-11
Advisory published
2026-08-12
Advisory updated
2026-09-11

Who should care

JFrog Artifactory self-hosted Helm configuration administrators and security teams should assess exposure and verify access controls. They need to understand the configuration and its implications on security. Additionally, operators and platform administrators should be aware of the potential risks and take necessary steps to mitigate them. Security teams should review the configuration and apply patches or updates,

Why it matters

JFrog Artifactory self-hosted Helm configurations vulnerability allows generated TLS private keys to be retained in rendered manifests accessible to highly privileged local users.

  • Verify access controls for rendered manifests in JFrog Artifactory self-hosted Helm configurations.
  • Assess exposure of generated TLS private keys to highly privileged local users.
  • Review JFrog Artifactory version and apply patches if available.

Technical summary

Under specific self-hosted Helm configurations in JFrog Artifactory, generated TLS private keys may be retained in rendered manifests. This could potentially allow highly privileged local users to access sensitive information. The vulnerability highlights the importance of proper configuration and access control in self-hosted environments. Understanding the technical implications is crucial for implementing effective mitigations.

Defensive priority

Verify and limit access to rendered manifests in JFrog Artifactory self-hosted Helm configurations.

Recommended defensive actions

  • Verify and limit access to rendered manifests in JFrog Artifactory self-hosted Helm configurations.
  • Review JFrog Artifactory version and apply patches if available.
  • Monitor for highly privileged local user activity.

Evidence notes

The CVE record and NVD entry provide details on the vulnerability in JFrog Artifactory self-hosted Helm configurations. The vulnerability is related to the retention of generated TLS private keys in rendered manifests, which could be accessible to highly privileged local users. Evidence is based on official CVE and NVD sources, with limitations on source-provided information. Further verification is recommended to ensure the accuracy of the information and to assess the potential risk.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-66016 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-66016

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

  • CVE-2026-66016 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-66016

    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.