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PatchSiren cyber security CVE debrief

CVE-2026-80462 Progress Software CVE debrief

A vulnerability in the Chef Automate API gateway and identity validation path may allow an unauthenticated actor to gain elevated access to protected Chef Automate functionality under specific conditions. This vulnerability affects Chef Automate deployments, which may be exposed to potential elevation of access. Defenders should assess the impact and verify exposure of their deployments. The CVE record and NVD entry provide limited information, and further verification is required to determine the scope of affected systems.

Vendor
Progress Software
Product
Chef Automate
CVSS
CRITICAL 10
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-11
Original CVE updated
2026-09-11
Advisory published
2026-09-11
Advisory updated
2026-09-11

Who should care

Defenders responsible for Chef Automate deployments should assess potential exposure and impact. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify exposure and assess potential impact on Chef Automate functionality. They should review and apply vendor-provided patches or mitigations to prevent potential elevation of access.

Why it matters

Defenders should prioritize verifying exposure and assessing potential impact on Chef Automate deployments due to a vulnerability in the API gateway and identity validation path.

  • Potential elevation of access to protected Chef Automate functionality
  • Possible impact on Chef Automate deployments requiring verification

Technical summary

A vulnerability in the Chef Automate API gateway and identity validation path may allow an unauthenticated actor to gain elevated access to protected Chef Automate functionality under specific conditions. The vulnerability is related to the API gateway and identity validation path, which may be exploited to gain elevated access. Defenders should prioritize verifying exposure and assessing potential impact on Chef Automate deployments.

Defensive priority

Defenders should prioritize verifying exposure and assessing potential impact on Chef Automate deployments.

Recommended defensive actions

  • Verify exposure of Chef Automate deployments to this vulnerability
  • Assess potential impact on Chef Automate functionality
  • Review and apply vendor-provided patches or mitigations

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability, and further verification is required to determine the scope of affected systems and potential impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-80462 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-80462

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

  • CVE-2026-80462 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-80462

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

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://community.progress.com/s/article/Critical-Security-Bulletin---August-2026---Chef-Automate-Security-Vulnerability

    [email protected]

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.