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4505 articles · 223849 vulns · 37/41 feeds (7d)
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10.0
CVE-2026-16812PATCHED
arista · velocloud_orchestrator

VeloCloud Orchestrator OS Command Injection

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. This functionality was intended to be for internal use only and is not intended to be remotely accessible. Hosted and Dedicated versions of VCO have already been patched in advance of this notice going out. This issue was discovered externally and is known to be actively exploited.

Affected Products

VendorProductVersions
aristavelocloud_orchestrator5.2.0, 6.1.0, 6.4.0, 7.0.0

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
aristavelocloud orchestratorcert_advisory90%

References

  • https://www.arista.com/en/support/advisories-notices/security-advisory/24364-security-advisory-0144(vendor-advisory)

Related News (9 articles)

Tier D
BleepingComputer4d ago
Arista patches actively exploited VeloCloud Orchestrator zero-day
→ No new info (linked only)
Tier B
BSI Advisories51d ago
[NEU] [hoch] Arista VeloCloud Orchestrator: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit Root-Rechten
→ No new info (linked only)
Tier B
CERT-FR56d ago
Bulletin d'actualité CERTFR-2026-ACT-033 (03 août 2026)
→ No new info (linked only)
Tier B
CCCS Canada61d ago
Arista Networks security advisory (AV26-751)
→ No new info (linked only)
Tier D
SecurityWeek61d ago
Critical Arista VeloCloud Orchestrator Vulnerability Exploited as Zero-Day
→ No new info (linked only)
Tier D
Heise Security61d ago
Angriffe auf FortiOS und Arista VeloCloud beobachtet
→ No new info (linked only)
Tier D
The Hacker News61d ago
Attackers Exploit Arista VeloCloud Orchestrator Command Injection Flaw
→ No new info (linked only)
Tier D
BleepingComputer62d ago
Arista patches VeloCloud Orchestrator zero-day exploited in attacks
→ No new info (linked only)
Tier C
VulDB62d ago
CVE-2026-16812 | Arista VeloCloud Orchestrator On-Prem prior 5.2.3.14/6.1.3.4/6.4.2.4/7.0.0.1 privileges management
→ No new info (linked only)

Discussion (0)

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CVSS 3.110.0 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA KEV❌ No
Actively exploited❌ No
Patch available
5.2.3.146.1.3.46.4.2.47.0.0.1
CWECWE-78
PublishedJul 27, 2026
Trending Score47
Source articles9
Independent8
Info Completeness0/14
Missing: cve_id, title, description, vendor, product, versions, cvss, epss, cwe, kev, exploit, patch, iocs, mitre_attack

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jul 27, 2026
Discovered by ZDM
Jul 27, 2026
Patch Available
Jul 28, 2026