CVE-2026-20127-Cisco-SD-WAN-Preauth-RCE

CVE-2026-20127-Cisco SD-WAN Pre-Authentication Remote Code Execution Overview This repository contains a proof-of-concept PoC exploit for CVE-2026-20127 , a critical pre-authentication remote code execution RCE vulnerability affecting Cisco Catalyst SD-WAN Controller formerly vSmart and Cisco...

UAT-11985 Uses Fake Event Invites to Target Taiwan Research Affiliates With Google AitM Phishing

Cybersecurity researchers have disclosed details of an advanced persistent threat APT spear-phishing campaign that has targeted individuals affiliated with Taiwan research organizations to direct victims to an adversary-in-the-middle AitM phishing framework designed to harvest their Google accoun...

Break the silence: Kazakhstan-nexus UAT-6275 targets CIS government organizations

This research was conducted jointly with Julian-Ferdinand V ogele of Recorded Future's Insikt Group. Details of the joint research and presentation are available here . Cisco Talos identified UAT-6275 TAG-193 by Recorded Future activity targeting government organizations across the Commonwealth o...

China-nexus UAT-11587 targets government and policy organizations across Asia with Antino backdoor

Cisco Talos uncovered a cluster of activity we track as UAT-11587 targeting government and policy organizations across Asia, including in Taiwan, India, the Philippines, and Cambodia, to deliver a previously undocumented backdoor referred to as "Antino" in developer artifacts. Talos first observe...

UAT-10147 Uses AI to Scale Server Attacks, Deploys SPECTRE With EDR Bypass and Linux Rootkit

Cybersecurity researchers have disclosed details of a Chinese-speaking cybercrime group dubbed UAT-10147 that's targeting Windows and Linux web servers globally across the education, media, technology, and gaming sectors. The vast majority of the targets are located in Brazil, Bolivia, China,...

UAT-10147: Chinese-speaking adversary integrates agentic AI into post-compromise operations

Cisco Talos identified UAT-10147 targeting Windows and Linux web servers globally, impacting organizations in government, education, media, technology, and gaming sectors. The actor leveraged publicly disclosed vulnerabilities to gain initial access at scale. UAT-10147 integrated AI-driven toolin...

UAT-11795 deploys novel Starland RAT and bespoke WLDR C2 implant in financially motivated campaign

Cisco Talos is disclosing UAT-11795, a sophisticated, Russian-speaking, financially motivated adversary that has been conducting a malicious campaign targeting users in the U.S. and Europe since at least June 2025. Talos has discovered that the actor in this campaign delivers a Python-based remot...

China-Linked UAT-7810 Expands ORB Network With New LONGLEASH Malware

A Chinese threat actor tracked as UAT-7810 is actively refining its bespoke malware to expand its Operational Relay Box ORB network by breaking into internet-facing networking devices. According to findings from Cisco Talos, UAT-7810 is an advanced persistent threat APT actor that's responsible f...

UAT-7810 continues building ORB networks using new malware

Cisco Talos is actively tracking infrastructure and malware associated with UAT-7810, an advanced persistent threat APT actor responsible for maintaining and proliferating the LapDogs Operational Relay Box ORB network, first disclosed by SecurityScorecard in 2025. UAT-7810 is most likely tasked...

pocxgen-agent

PoCXGen Agent An LLM-orchestrated multi-agent pipeline for au...

UAT-4356's Targeting of Cisco Firepower Devices

Cisco Talos is aware of UAT-4356's continued active targeting of Cisco Firepower devices' Firepower eXtensible Operating System FXOS. UAT-4356 exploited n-day vulnerabilities CVE-2025-20333 and CVE-2025-20362 to gain unauthorized access to vulnerable devices, where the threat actor deployed their...

UAT-10362 Targets Taiwanese NGOs with LucidRook Malware in Spear-Phishing Campaigns

A previously undocumented threat cluster dubbed UAT-10362 has been attributed to spear-phishing campaigns targeting Taiwanese non-governmental organizations NGOs and suspected universities to deploy a new Lua-based malware called LucidRook. "LucidRook is a sophisticated stager that embeds a Lua...

Hackers Exploit CVE-2025-55182 to Breach 766 Next.js Hosts, Steal Credentials

A large-scale credential harvesting operation has been observed exploiting the React2Shell vulnerability as an initial infection vector to steal database credentials, SSH private keys, Amazon Web Services AWS secrets, shell command history, Stripe API keys, and GitHub tokens at scale. Cisco Talos...

Rapid7 Analysis: CVE-2026-20127

CVE-2026-20127: Cisco Catalyst SD-WAN Authentication Bypass Overview On 25th February 2026, Cisco published an advisory for CVE-2026-20127, a critical authentication bypass vulnerability in the vdaemon service of Cisco Catalyst SD-WAN formerly Viptela. The flaw allows an unauthenticated, remote...

Active exploitation of Cisco Catalyst SD-WAN by UAT-8616

Cisco Talos is tracking the active exploitation of CVE-2026-20127, a vulnerability in Cisco Catalyst SD-WAN Controller, formerly vSmart, that allows an unauthenticated remote attacker to bypass authentication and obtain administrative privileges on the affected system by sending a crafted request...

New threat actor, UAT-9921, leverages VoidLink framework in campaigns

Cisco Talos recently discovered a new threat actor, UAT-9921, leveraging VoidLink in campaigns. Their activities may go as far back as 2019, even without VoidLink. The VoidLink compile-on-demand feature lays down the foundations for AI-enabled attack frameworks, which can create tools on-demand f...

China-Linked UAT-7290 Targets Telecoms with Linux Malware and ORB Nodes

A China-nexus threat actor known as UAT-7290 has been attributed to espionage-focused intrusions against entities in South Asia and Southeastern Europe. The activity cluster, which has been active since at least 2022, primarily focuses on extensive technical reconnaissance of target organizations...

UAT-7290 targets high value telecommunications infrastructure in South Asia

Cisco Talos is disclosing a sophisticated threat actor we track as UAT-7290, who has been active since at least 2022. UAT-7290 is tasked with gaining initial access as well as conducting espionage focused intrusions against critical infrastructure entities in South Asia. UAT-7290's arsenal includ...

Cisco ASA Firewall Zero-Day Exploits Deploy RayInitiator and LINE VIPER Malware

The U.K. National Cyber Security Centre NCSC has revealed that threat actors have exploited the recently disclosed security flaws impacting Cisco firewalls as part of zero-day attacks to deliver previously undocumented malware families like RayInitiator and LINE VIPER. "The RayInitiator and LINE...

Taiwan Web Servers Breached by UAT-7237 Using Customized Open-Source Hacking Tools

A Chinese-speaking advanced persistent threat APT actor has been observed targeting web infrastructure entities in Taiwan using customized versions of open-sourced tools with an aim to establish long-term access within high-value victim environments. The activity has been attributed by Cisco Talo...