{"id":"CVE-2026-80462","title":"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.","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.","severity":"critical","cvss":10,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-306"],"vendor":"Progress Software","product":"Chef Automate","affected":["chef_automate >= 4.13.516 < 4.13.520"],"published":"2026-09-11","updated":"2026-09-18","sourceUpdated":"2026-09-18T19:29:56.010","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-80462","references":[{"url":"https://community.progress.com/s/article/Critical-Security-Bulletin---August-2026---Chef-Automate-Security-Vulnerability","label":"security@progress.com"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.02006,"epssPercentile":0.80713,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-11T12:49:17.205349Z"},"ingestedAt":"2026-09-11T16:45:47.911Z","exploits":{"nuclei":["CVE-2026-80462"],"checkedAt":"2026-10-27T19:14:33.411Z"},"exploitAvailable":true,"slug":"CVE-2026-80462","body":"## Overview\n\nA 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":55,"likelihood":0.4,"exploitation":12,"ransomware":0},"changes":[{"seq":223926,"id":"CVE-2026-80462","ts":1792278728391,"field":"exploit_available","old":"false","new":"true"}]}