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Resumen de 176 notas de ciberseguridad publicadas el 21 de octubre de 2026. Los temas con más cobertura: vulnerabilidades (77), ciberataques y apt (31), ia y seguridad (25).
176 notas en castellano e inglés. Quitar filtros
VulnerabilidadesExploits y PoC
Se ha publicado un repositorio de prueba de concepto (PoC) que ofrece herramientas de verificación y un entorno de laboratorio para analizar dos vulnerabilidades críticas de PHP denominadas php2shell. Estas fallas, identificadas como CVE-2026-109618 y CVE-2026-109619, afectan a…
You cannot fully block the two critical PHP flaws called PHP2Shell before today's fix, and the one setting being passed around as a workaround is not enough on its own, the security firm that suggested it now says. PHP will release the fix at 14:00 UTC on October 21 for two…
Herramientas e investigaciónIA y seguridad
An AppSec team can point an AI agent running on a general-purpose model at its own web apps with little setup. Sure, the model writes the attacks. But everything that makes those attacks safe to run against production and worth acting on afterward lives in the harness around the…
Attackers took control of more than 300 Tor exit relays in early October and used them to redirect SSH connections to servers that stole login passwords, a researcher found. Exit relays are the last hop in a Tor circuit, where traffic leaves the network for its destination. Only…
TeamUpdraft, el desarrollador del plugin de copias de seguridad UpdraftPlus para WordPress, informó sobre una brecha de seguridad en su sitio web que expuso claves de gestión remota. Los atacantes utilizaron estas claves para instalar plugins maliciosos en sitios de WordPress…
Private keys associated with eight intermediate certificate authorities operated by Indian digital trust provider eMudhra have been compromised, potentially allowing attackers to forge trusted certificates and impersonate websites or services, according to Google and Mozilla.…
Ciberseguridad
Microsoft says it mistakenly flagged a bug causing Always On VPN connection issues as fixed in the October 2026 Windows 11 cumulative updates.
Tasked with writing an application for a US defense contractor, the model made the code 19% more likely to be hackable.
Exploits y PoCHerramientas e investigación
Adversaries are turning the tools businesses trust into delivery mechanisms for malicious activity. Cisco Talos observed abuse of more than 25 legitimate platforms over the past year, exploiting the built-in trust of collaboration, file-sharing, payment and other services to…
Ciberseguridad
Grafana Labs has announced a Knowledge Graph in every Grafana Cloud stack, alongside new Digital Experience Monitoring capabilities and updates to Grafana Cloud Incident Response Management (IRM). The releases connect infrastructure and application dependencies with user…
IA y seguridadNormativa y privacidad
Meta ha suspendido la función de compartir conversaciones de Muse AI debido a un fallo de privacidad que expuso datos personales y registros comerciales confidenciales. El problema ocurría a través de enlaces de chat rastreables, permitiendo que cualquier persona con el enlace…
IA y seguridadHerramientas e investigación
ThreatLocker has announced the launch of Zero Trust AI Control (ZTAIC), giving organizations a tool to deploy agentic AI without surrendering control of their environments. ZTAIC enables security teams to give AI agents exactly what they need to perform their jobs while keeping…
This story is developing and was written before PHP's scheduled 14:00 UTC release on October 21. Once the release is out, the affected and fixed versions below are confirmed by the official advisory. PHP will ship an out-of-cycle security release at 14:00 UTC today, October 21,…
Unknown threat actors breached TeamUpdraft's website and potentially gained unauthorized access to customers' connection keys for UpdraftCentral, UpdraftVault, and UpdraftClone, using them to backdoor WordPress sites. TeamUpdraft is the developer behind UpdraftPlus, a popular…
Exploits y PoCVulnerabilidades
Frontier AI advancements have created a world where exploitation outpaces defense. The average enterprise takes 32 to 43 days to patch, but the mean time to exploit a vulnerability is 10 hours. This asymmetry creates questions around how enterprises can trust autonomous AI to…
Herramientas e investigaciónMalware
OVHcloud, the French cloud computing and web hosting company, alerted customers that a hacker tampered with its open-source command-line interface (CLI) tool to spread information-stealing malware. OVHcloud CEO Octave Klaba disclosed the incident on X, warning users who…
Apple’s new anti-tracking protections in Safari and WebKit, the open-source web engine used by Safari, block connections to identity resolution services that turn email addresses into persistent tracking identifiers. How email addresses become tracking IDs This “post-cookie”…
Vulnerabilidad crítica en GitLab CE/EE – 15/11/226 Introducción CVE-2026-97229 es una vulnerabilidad que afecta a GitLab Community Edition (CE) y Enterprise Edition (EE), la plataforma DevOps de GitLab para gestión de código fuente y CI/CD. GitLab le ha asignado una puntuación…
RansomwareInfraestructura crítica
The Cybersecurity and Infrastructure Security Agency (CISA) says the SafePay ransomware gang has breached over 600 critical infrastructure organizations worldwide since 2024.
