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3175 articles · 183293 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

References

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

Related News (7 articles)

Tier B
CERT-FR14h ago
Bulletin d'actualité CERTFR-2026-ACT-033 (03 août 2026)
→ No new info (linked only)
Tier B
CCCS Canada5d ago
Arista Networks security advisory (AV26-751)
→ No new info (linked only)
Tier D
SecurityWeek6d ago
Critical Arista VeloCloud Orchestrator Vulnerability Exploited as Zero-Day
→ No new info (linked only)
Tier D
Heise Security6d ago
Angriffe auf FortiOS und Arista VeloCloud beobachtet
→ No new info (linked only)
Tier D
The Hacker News6d ago
Attackers Exploit Arista VeloCloud Orchestrator Command Injection Flaw
→ No new info (linked only)
Tier D
BleepingComputer6d ago
Arista patches VeloCloud Orchestrator zero-day exploited in attacks
→ No new info (linked only)
Tier C
VulDB6d 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)
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 Score83
Source articles7
Independent7
Info Completeness0/14
Missing: cve_id, title, description, vendor, product, versions, cvss, epss, cwe, kev, exploit, patch, iocs, mitre_attack

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Related CVEs (5)

MEDIUMCVE-2026-7473EXPKEV
Arista EOS Unexpected Tunnel Protocol Decapsulation and Forwarding Bypass
NONECVE-2024-27891EXP
On affected platforms running Arista EOS with MACsec and egress ACLs configured on the same interfaces, the ACL policies may not be enforced for packets egressing on those ports.
NONECVE-2023-5502EXP
On affected platforms running Arista EOS with 802.1x authentication configured on the access/trunk ports, a malicious supplicant may bypass authentication.
HIGHCVE-2025-8873EXP
Arista EOS Dataplane Denial of Service via Malformed IPsec Packet
HIGHCVE-2025-5088
Arista CloudVision Exchange (CVX) Cluster Privilege Escalation via MCS Redis Session

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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