Privilege Escalation in Progress Chef Automate

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-80462
StatePUBLISHED
AssignerProgressSoftware
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-11 13:18:18 UTC
Updated2026-09-11 13:18:18 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 10 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Problem Types: CWE-306 | CWE-306 CWE-306 Missing authentication for critical function

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary10CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS10CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Progress Software Chef Automate affected 4.13.516 4.13.520 semver Linux, x86
CNA Progress Software Chef Automate unaffected 1.0.0 4.13.516 semver Linux, x86

References

ReferenceSourceLinkTags
community.progress.com/s/article/Critical-Security-Bulletin---August-2026---Chef-Aut... [email protected] community.progress.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Customers should upgrade to Chef Automate 4.13.520 or subsequent version. Versions prior to 4.13.516 are NOT affected.

Workarounds

CNA: No approved workaround is currently available. Progress recommends upgrading to the fixed release when available.

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