Ni8mare CVSS 10.0, malicious AI extensions, Venezuela blackout & guilty BlackCat insiders / Intel Chat [#281]

In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community.A newly disclosed vulnerability in the workflow automation platform n8n, tracked as CVE-2026-21858 and rated CVSS 10.0, allows unauthenticated remote attackers to fully compromise exposed instances.Two malicious Chrome extensions impersonating a legitimate product from AITOPIA were found exfiltrating sensitive user data, including full AI chat histories, according to a report from OX Security.The recent U.S. military operation in Venezuela that led to the capture of President Nicolás Maduro may have included cyber operations, but official confirmation of cyber’s role remains ambiguous.Two U.S. citizens with professional backgrounds in cybersecurity have pleaded guilty to acting as affiliates of the ALPHV/BlackCat ransomware group, a prominent ransomware-as-a-service (RaaS) operation.Support our show by sharing your favorite episodes with a friend, subscribe, give us a rating or leave a comment on your podcast platform.This podcast is brought to you by LimaCharlie, maker of the SecOps Cloud Platform, infrastructure for SecOps where everything is built API first. Scale with confidence as your business grows. Start today for free at limacharlie.io.