A proof-of-concept exploit for CVE-2026-20127, a critical zero-day in Cisco Catalyst SD-WAN products, has surfaced publicly, heightening risks for global networks. Security researcher zerozenxlabs released the code on GitHub yesterday, including Python scripts and JSP webshells targeting pre-authentication remote code execution (RCE). This comes weeks after Cisco’s February 25, 2026, disclosure of active exploitation dating […] The post PoC Exploit Released for Cisco SD-WAN 0-Day Vulnerability Actively Exploited in the Wild appeared first on Cyber Security News.