CVE-2026-93952
Arista Networks · published 2026-09-22
Source record Collected from the National Vulnerability Database (NVD)
CISA Known Exploited Vulnerabilities
CISA lists this CVE as known exploited (added 2026-09-22).
- CISA's name for it: Arista VeloCloud Orchestrator Improper Input Validation Vulnerability
- CISA's description: Arista VeloCloud Orchestrator (VCO) on-prem contains an improper input validation vulnerability that 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.
- Known ransomware campaign use, per CISA: Unknown
Source: CISA KEV catalog (CC0 1.0).
Description
Description by Arista Networks, Inc. via the CVE Program.
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. Hosted, including Dedicated, versions of VCO were impacted and have already been patched.
Status at the source
- NVD status: Analyzed
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Arista Networks | VeloCloud Orchestrator (VCO) On-Prem | 5.2.0 – 5.2.3.15 and earlier: affected 6.1.0 – 6.1.3.7 and earlier: affected 6.4.0 – 6.4.2.7 and earlier: affected 7.0.0 – 7.0.0.2 and earlier: affected |
Products named in NVD's CPE match criteria (1)
cpe:2.3:a:arista:velocloud_orchestrator:*:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 4.0: 9.5 CRITICAL — as published by Arista Networks, Inc. (Secondary)
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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1: 10 CRITICAL — as published by Arista Networks, Inc. (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: active · Automatable: yes · Technical impact: total
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://www.arista.com/en/support/advisories-notices/security-advisory/24765-security-advisory-0183
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-93952
Source dates: published 2026-09-22, last changed 2026-09-23. DeSpy's copy of this version is dated 2026-09-28.
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