Latest cybersecurity reporting from selected sources.

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a Cisco IOS flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Cisco IOS flaw, tracked as CVE-2008-4128, to its Known Exploited Vulnerabilities (KEV) catalog. Cisco IOS 12.4 running on Cisco 871 Integrated Services Routers contains multiple CSRF flaws in […]

Binarly found six U-Boot flaws, including two that enable code execution during boot image verification, impacting 50+ releases. Binarly’s research team has found six vulnerabilities in U-Boot, the open-source bootloader that runs on home routers, smart cameras, server management controllers, and a large portion of the embedded hardware that powers the internet. All six are […]

CERT/CC warns an unpatched backdoor in several Tenda routers lets attackers bypass login and gain full admin access with a hidden password. CERT/CC published an alert documenting an undocumented authentication backdoor in multiple Tenda firmware versions, tracked as CVE-2026-11405. The flaw gives anyone who knows the right password full administrative access to the device’s web […]

RustDuck is a small, evolving DDoS botnet migrating to Rust. It uses advanced encryption, anti-analysis evasion, and exploits known IoT flaws. Since February 2026, researchers at QiAnXin’s XLab have been tracking a new malware family, called RustDuck, that hijacks routers, cameras, Android set-top boxes, and exposed servers, then uses them to flood targets with junk […]

C0XMO is a new Gafgyt botnet variant exploiting old router flaws, spreading across IoT devices, killing rivals, and enabling large-scale DDoS attacks. In March 2026, FortiGuard Labs discovered a new variant of the Gafgyt botnet, dubbed C0XMO, which is noticeably more capable than its predecessors. The malware spreads through CVE-2021-27137, a stack buffer overflow in […]