#Ni8mare - Twitter Hashtag

7 months ago

Ni8mare - Unauthenticated Remote Code Execution in n8n (CVE-2026-21858) #Ni8mare #n8n #RCE #CVE202621858 #Vulnerability https://t.co/nZzLBM9VuH

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Intel 471 @Intel471Inc

9 months ago

CVE-2026-21858 (“Ni8mare”) has a 10.0 CVSS and active underground interest. But is it truly high risk? Join us March 11 at 11:00 AM ET / 16:00 CET as we break down the real-world exploitation assessment: https://t.co/IIHfY2tvii #threatintel #cybersecurity #cybercrime #Ni8mare

Intel471Inc's tweet photo. CVE-2026-21858 (“Ni8mare”) has a 10.0 CVSS and active underground interest. But is it truly high risk? Join us March 11 at 11:00 AM ET / 16:00 CET as we break down the real-world exploitation assessment: https://t.co/IIHfY2tvii

#threatintel #cybersecurity #cybercrime #Ni8mare https://t.co/DX5EkhZKei

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Kimova AI @KimovaAI

10 months ago

The #ESA’s 700GB #databreach, exposing critical #spacecraft procedures and partner data, is a wake-up call for global #spacesecurity. #casestudy: https://t.co/u8B8U1j1rP Website: https://t.co/yFF81iGEtm #KimovaAI #SatelliteSecurity #CyberSecurity #EurupeanSpaceSecurity #Ni8mare

KimovaAI's tweet photo. The #ESA’s 700GB #databreach, exposing critical #spacecraft procedures and partner data, is a wake-up call for global #spacesecurity.

#casestudy: https://t.co/u8B8U1j1rP
Website: https://t.co/yFF81iGEtm

#KimovaAI #SatelliteSecurity #CyberSecurity #EurupeanSpaceSecurity #Ni8mare https://t.co/wmRlgPb6Ns

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Antonela E. Arenas

@teffyantonelita

10 months ago

Nueva columna de ciberseguridad para @TRIBUNAcomar Ni8mare o el fetiche de desarrolladores por automatizar el desastre https://t.co/Qi7UtPGBgv #Ni8mare #Infosec #n8n #Ciberseguridad #Tech #Workflows #IA

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Oscar🇩🇴 @CCNADailyTIPS

10 months ago

I hacked my own n8n server. CVE-2026-21858 #Ni8mare https://t.co/No93YtOmjA

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Telefónica Tech EN

@TefTech_EN

10 months ago

The latest in #cybersecurity is here⚡, stay updated! 🔵 #Ni8mare: RCE vulnerability with CVSSv3 10.0 in n8n automation platform Read more here! https://t.co/SpEnE9jHBY

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Telefónica Tech

@TelefonicaTech

10 months ago

Ya están aquí las todas novedades en #ciberseguridad, así la cuesta de enero, ¡no cuesta tanto! 😅 🔵 #Ni8mare: vulnerabilidad RCE con CVSSv3 10.0 en la plataforma de automatización n8n ¡Sigue leyendo! https://t.co/In4EDavjHq

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Rapid7 @rapid7

10 months ago

🚨 In November 2025, a critical vuln. was patched in #n8n, a popular piece of automation software. The advisory for (what the finders have dubbed) #Ni8mare was published on January 7, 2026 – now tracked as CVE-2026-21858 with a CVSS score of 10.0. More: https://t.co/W04eS9auW3

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Horizon3.ai

@Horizon3ai

10 months ago

🧵 CVE-2026-21858 (“#Ni8mare”) is a high profile vulnerability as an unauthenticated RCE in #n8n. We analyzed real customer environments, and the blast radius is far smaller than claimed. 👇

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Gianni Amato @guelfoweb

10 months ago

⚠️ A differenza di bug passati, #Ni8mare NON richiede credenziali. Questa nuova debolezza è tracciata come CVE-2026-21858, #Ni8mare, con punteggio CVSS 10.0/10.0. 🎯 Molte installazioni girano con permessi elevati, un attaccante può accedere all'infrastruttura #n8n

Cert AgID @AgidCert

10 months ago

Nuova vulnerabilità critica #Ni8mare in #n8n: Attacco senza autenticazione #CVE-2026-21858 ➤ Come funziona l’attacco ➤ Esposizione e impatto nel contesto italiano ➤ Raccomandazioni operative ℹ️ Approfondimenti 👇 🔗 https://t.co/05iGYGYUI3

AgidCert's tweet photo. Nuova vulnerabilità critica #Ni8mare in #n8n: Attacco senza autenticazione

#CVE-2026-21858

➤ Come funziona l’attacco
➤ Esposizione e impatto nel contesto italiano
➤ Raccomandazioni operative

ℹ️ Approfondimenti 👇

🔗 https://t.co/05iGYGYUI3 https://t.co/ACfMl7Dfbx

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Cert AgID @AgidCert

10 months ago

Nuova vulnerabilità critica #Ni8mare in #n8n: Attacco senza autenticazione #CVE-2026-21858 ➤ Come funziona l’attacco ➤ Esposizione e impatto nel contesto italiano ➤ Raccomandazioni operative ℹ️ Approfondimenti 👇 🔗 https://t.co/05iGYGYUI3

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@onyphe.io @onyphe

10 months ago

📣 We have added a new #vulnerability detection to our #ASM #AttackSurfaceManagement solution for #n8n product: CVE-2026-21858: unauthenticated remote code execution #Ni8mare https://t.co/RFviEZEa20

onyphe's tweet photo. 📣 We have added a new #vulnerability detection to our #ASM #AttackSurfaceManagement solution for #n8n product:

CVE-2026-21858: unauthenticated remote code execution #Ni8mare

https://t.co/RFviEZEa20 https://t.co/UawLBh1z7q

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kmkz

@kmkz_security

10 months ago

Well...I already posted about this last week: the arbitrary file read in this #ni8mare is another reminder that LFI is not path traversal.This file read abusing path+content-type confusion is another ex. In LFI, the "i" stands for "inclusion", not the case here... one more time