Detections
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CVE-2026-93952

critical

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. Hosted, including Dedicated, versions of VCO were impacted and have already been patched.

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24765-security-advisory-0183

https://www.securityweek.com/arista-urges-immediate-patching-of-exploited-vco-zero-day/

https://www.helpnetsecurity.com/2026/09/23/check-point-f5-big-ip-apm-zero-days-targeted/

https://www.bleepingcomputer.com/news/security/arista-patches-actively-exploited-velocloud-orchestrator-zero-day/

https://thehackernews.com/2026/09/new-cvss-100-velocloud-orchestrator.html

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-93952

Details

Source: Mitre, NVD

Published: 2026-09-22

Updated: 2026-09-23

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 10

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 9.5

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

Severity: Critical

EPSS

EPSS: 0.00424

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability of Interest