CVE-2026-80462

Critical

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.

SeverityCritical

CVSS10.0

Exploit probability—

ProductChef Automate

PublishedSep 11, 2026

First seenSep 11, 2026

Weakness typeCWE-306Missing authentication for critical function

How to fix

Update

Progress Software Chef Automate4.13.520 or later

Vendor advisories

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

Affected products

Product	Affected versions	Fixed in
Progress Software Chef Automate	4.13.516 ≤ v < 4.13.520	4.13.520

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.