{"id":"CVE-2026-86109","title":"The VeloCloud Edge software update workflow may accept update bundles without properly validating their signatures because the workflow does not restrict the digest algorithm used for artifact verification","summary":"The VeloCloud Edge software update workflow may accept update bundles without properly validating their signatures because the workflow does not restrict the digest algorithm used for artifact verification. An attacker with either suffic…","severity":"medium","cvss":6.6,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-347"],"vendor":"Arista Networks","product":"VeloCloud Edge","affected":["velocloud_edge >= 6.4.0 <= 6.4.1.x","velocloud_edge >= 6.1.0 <= 6.1.4.x","velocloud_edge >= 5.2.0 <= 5.2.6.x","velocloud_edge >= 0.0.0 < 5.2.0"],"published":"2026-09-16","updated":"2026-09-17","sourceUpdated":"2026-09-17T18:17:12.480","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86109","references":[{"url":"https://www.arista.com/zh/support/advisories-notices/security-advisory/24738-security-advisory-0182","label":"psirt@arista.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-17T17:40:03.578525Z"},"epss":0.00243,"epssPercentile":0.15743,"ingestedAt":"2026-09-16T03:49:03.876Z","slug":"CVE-2026-86109","body":"## Overview\n\nThe VeloCloud Edge software update workflow may accept update bundles without properly validating their signatures because the workflow does not restrict the digest algorithm used for artifact verification. An attacker with either sufficient privileges to upload packages to VeloCloud Orchestrator or credentials permitting direct access to an Edge may be able to install unauthorized software.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":36.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}