Silent Lynx Exploits WinRAR Flaw to Deploy Reverse Shell in CIS Government Attacks · 4h NGINX Fixes 5 Flaws, Including Possible RCE and a TLS Bug That May Skip Client-Cert Checks · 7h Next.js Ships Out-of-Band Patch for Two Critical RCE Flaws in Caching and SVG Processing · 7h Drupal Patches Critical Core RCE Flaw with No-Login Path via Contributed Modules · 8h Vulnerability in Sparx Systems Enterprise Architect software · 8h Curl verhelpt 'high' RCE-kwetsbaarheid gevonden door Anthropic · 8h Vulnerabilities in Slican telephone exchanges · 9h Palo Alto Networks waarschuwt voor misbruik van beveiligingslek in firewalls · 12h Cisco meldt actief misbruik van kritiek lek in Secure Email Gateway · 13h Langflow's Critical Authenticated RCE Flaw Targeted in 1,423 Honeypot Exploit Attempts · 13h Silent Lynx Exploits WinRAR Flaw to Deploy Reverse Shell in CIS Government Attacks · 4h NGINX Fixes 5 Flaws, Including Possible RCE and a TLS Bug That May Skip Client-Cert Checks · 7h Next.js Ships Out-of-Band Patch for Two Critical RCE Flaws in Caching and SVG Processing · 7h Drupal Patches Critical Core RCE Flaw with No-Login Path via Contributed Modules · 8h Vulnerability in Sparx Systems Enterprise Architect software · 8h Curl verhelpt 'high' RCE-kwetsbaarheid gevonden door Anthropic · 8h Vulnerabilities in Slican telephone exchanges · 9h Palo Alto Networks waarschuwt voor misbruik van beveiligingslek in firewalls · 12h Cisco meldt actief misbruik van kritiek lek in Secure Email Gateway · 13h Langflow's Critical Authenticated RCE Flaw Targeted in 1,423 Honeypot Exploit Attempts · 13h

ACyber Sentinel Security Assessment Team

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⚠️ Vulnerability Report

CVE-2026-16812

CRITICAL CVSS 10 CVSS 4.0 📌 Analyzed

CVE-2026-16812 - Arista VeloCloud Orchestrator On-Prem OS Command Injection Vulnerability - [Actively Exploited]

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.

Published: Jul 27, 2026 16:17

Last Modified: Jul 28, 2026 14:50