{"id":"CVE-2026-93952","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-93952","generatedAt":"2026-10-23T03:38:15.521Z","title":"Arista VeloCloud Orchestrator Improper Input Validation Vulnerability","description":"VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue may allow a remote attacker to access privileged internal functionality and impact the VCO host. Successful exploitation may compromise the confidentiality, integrity, and availability of the orchestrator and data managed by the orchestrator.\n\nHosted, including Dedicated, versions of VCO were impacted and have already been patched.","published":"2026-09-22T08:16:43.000Z","lastModified":"2026-09-23T14:32:12.000Z","status":"Analyzed","sourceIdentifier":"psirt@arista.com","cvss":{"version":"4.0","score":9.5,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-20"],"affected":["arista/velocloud orchestrator"],"epss":{"score":0.01062,"percentile":0.64308,"date":"2026-10-22","history":[{"date":"2026-09-22","score":0.00424,"percentile":0.36318}]},"kev":{"listed":true,"dateAdded":"2026-09-22","dueDate":"2026-09-25","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.\nhttps://www.arista.com/en/support/advisories-notices/security-advisory/24765-security-advisory-0183 ; ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-93952"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 25 September 2026). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-22T08:16:43.000Z","detail":{"score":"9.5","severity":"CRITICAL","publishedAt":"2026-09-22T08:16:43.047Z"},"summary":"New CVE, critical severity (CVSS 9.5)."},{"kind":"kev","label":"Added to KEV","at":"2026-09-22T00:00:00.000Z","detail":{"name":"Arista VeloCloud Orchestrator Improper Input Validation Vulnerability","vendor":"Arista","dueDate":"2026-09-25","product":"VeloCloud Orchestrator","ransomware":"Unknown"},"summary":"Added to CISA KEV — known to be exploited; federal remediation due 2026-09-25."}],"references":[{"url":"https://www.arista.com/en/support/advisories-notices/security-advisory/24765-security-advisory-0183","tags":["Mitigation","Vendor Advisory"],"source":"psirt@arista.com"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-93952","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93952","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}