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Public proof of concept

CVE-2026-80462

A public proof of concept exists; no exploitation attested.

  • Published2026-09-11
  • WeaknessCWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2026-09-1113:18CVE publishedNVD

Versions per branch

Products declared by the CNA

As ProgressSoftware, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Progress Software Chef Automateother versions: not affected

    platforms: Linux, x86

    Affected
    • ≥ 4.13.516, < 4.13.520fixed in 4.13.520semver

    Not affected ≥ 1.0.0, < 4.13.516

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-09-18

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-80462 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-13 10:34 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
2026-09-11
Last Modified
2026-09-18
NVD status
Deferred
GitHub Advisory
GHSA-pqcf-f89w-vr6m

Frequently asked questions

What is CVE-2026-80462?

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.

Is CVE-2026-80462 actively exploited?

Active exploitation of CVE-2026-80462 has not been confirmed. Its EPSS score was 2.0% on 2026-11-12, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-80462?

CVE-2026-80462 has a CVSS v3 base score of 10 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

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Sources for this record