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Resumen de 77 notas de ciberseguridad publicadas el 5 de noviembre de 2026. Los temas con más cobertura: ciberataques y apt (28), vulnerabilidades (26), ia y seguridad (16).
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IA y seguridadHerramientas e investigación
Sysdig has announced the general availability of Sysdig AI Defense, giving organizations tools to monitor and control AI agent activity across endpoints and cloud environments. The platform checks agent actions against company policies to allow them, hold them for user approval…
More than 200 sites were seen serving phishing content to first-time visitors but not to those who revisit.
The incident comes after supermarkets in a number of European countries reported this week that their fridges and freezers warmed up after they were remotely hacked.
Cisco patched an RCE in UCS Central Software; WatchGuard fixed authentication and MitM flaws.
VulnerabilidadesCiberataques y APT
Linux administrators’ trust in package managers is being tested by a newly disclosed vulnerability in APT, the package management system used by Debian, Ubuntu, and their derivatives, that could allow attackers to install unverified software with root privileges. Tracked as…
VulnerabilidadesExploits y PoC
Zyxel GS1900 series network switches that received a fix for a flaw that was later reported to have been exploited in the wild are still open to an exploit attackers used, Binarly found. That’s because the patch fixed a different bug (CVE-2026-7273) from the one…
VulnerabilidadesExploits y PoC
Zyxel ha publicado un parche para un zero-day en sus switches GS1900 que los atacantes llevaban explotando desde agosto para comprometer casi mil dispositivos y robar sus archivos de configuración y credenciales. La compañía ha tenido que lanzar una segunda actualización de…
VulnerabilidadesCiberataques y APT
Zyxel ha corregido una vulnerabilidad de día cero (CVE-2026-107441) en sus switches de la serie GS1900, la cual permitió a hackers comprometer casi 1,000 dispositivos para robar credenciales y configuraciones. Inicialmente se confundió con un fallo ya parcheado, pero se…
Scammers are offering supposed leaked builds, early copies and phone versions of Grand Theft Auto VI (GTA 6) weeks before the game’s November 19 launch, Netcraft warned in a new blog post. The company looked at GTA VI-themed domains that appeared between July 1 and October 27,…
OpenAI ha revelado que un canal de investigación automatizado, impulsado por un próximo modelo de ciberseguridad, logró identificar y demostrar 948 fallos distintos de escalada de privilegios en el kernel de Linux en una sola ejecución realizada a mediados de octubre de 2026.…
Ciberseguridad
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Every autonomous AI agent deployed across your enterprise today is a new proxy identity operating inside your perimeter.
VulnerabilidadesExploits y PoC
Más de 18.500 intentos de explotación en 21 horas revelan una ventana de exposición estructural en el proceso de actualización del CMS más usado del mundo
VulnerabilidadesIA y seguridad
Google Cloud is adding new controls to CodeMender, its AI tool for finding and fixing software vulnerabilities, allowing businesses to isolate attack simulations and target code scans more precisely. The updates let businesses verify vulnerabilities and simulate exploits in an…
Ryan Davis went from hacking his school’s network to running security at New Charter Technologies. What worries him now is shadow AI.
