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2 IOCs

AI Security Incident – JadePuffer Ransomware Leverages AI Agent to Automate Attacks

NSFOCUS Security Labs
NSFOCUS Security Labs
Published July 7, 2026Original Report

Excerpt

In early July 2026, security firm Sysdig publicly disclosed a new type of ransomware attack. After gaining initial access by exploiting a Langflow vulnerability (CVE-2025-3248), the JadePuffer ransomware leveraged a Large Language Model (LLM) agent to automatically execute the entire attack chain. From reconnaissance, credential theft, lateral movement, and privilege escalation to the final file encryption, the entire process was completed autonomously by the AI agent. This…

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Attack Flow9 steps · MITRE ATT&CK mapped

Initial AccessTA0001T1190
1/9
Exploit Public-Facing Application
ActionExploit public-facing application
The AI agent exploited a Langflow vulnerability (CVE-2025-3248) to gain initial access.

Indicators of Compromise

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2 indicators

TypeIndicatorConfidenceScoreFirst Seen
CVECVE-2021-29441MediumScore 51/100First seen
CVECVE-2025-3248HighScore 79/100First seen

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