SD-WAN 0-Day, Critical CVEs, Telegram Probe, Smart TV Proxy SDK and More

Ravie LakshmananMar 02, 2026Cybersecurity / Hacking

This week is not about one big event. It shows where things are moving. Network systems, cloud setups, AI tools, and common apps are all being pushed in different ways. Small gaps in access control, exposed keys, and normal features are being used as entry points.

The pattern becomes clear only when you see everything together. Faster scans, smarter misuse of trusted services, and steady targeting of high-value sectors. Each story adds context. Reading them all gives a fuller picture of how today’s threat landscape is evolving.

⚡ Threat of the Week

Cisco SD-WAN Zero-Day Exploited — A newly disclosed maximum-severity security flaw in Cisco Catalyst SD-WAN Controller (formerly vSmart) and Catalyst SD-WAN Manager (formerly vManage) has come under active exploitation in the wild as part of malicious activity that dates back to 2023. The vulnerability, tracked as CVE-2026-20127 (CVSS score: 10.0), allows an unauthenticated remote attacker to bypass authentication and obtain administrative privileges on an affected system by sending a crafted request. Cisco credited the Australian Signals Directorate’s Australian Cyber Security Centre (ASD-ACSC) for reporting the vulnerability. The networking equipment major is tracking the exploitation and subsequent post-compromise activity under the moniker UAT-8616, describing the cluster as a “highly sophisticated cyber threat actor.”

🔔 Top News

Anthropic Accuses 3 Chinese Firms of Distillation Attacks — Anthropic accused three Chinese AI firms of engaging in concerted “industrial-scale” distillation attack campaigns aimed at extracting information from its model, making it the latest American tech firm to level such claims after OpenAI issued similar complaints. DeepSeek, Moonshot AI, and MiniMax are said to have flooded Claude with large volumes of specially-crafted prompts to elicit responses to train their own proprietary models. Last month,…

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