AI-Security-Newsletter

AI Security Newsletter - June 2026 A digest of AI security research, insights, reports, upcoming events, and tools & resources. Follow the AISecHub community and our LinkedIn group for additional updates. Also check out our project, Awesome AI Security. Sponsored by InnovGuard.com - Technology...

miasma-toolkit

Miasma / Shai-Hulud toolkit Incident analysis + detection/remediation tooling for the Miasma worm a Mini Shai-Hulud variant that injects auto-run payloads into AI-agent / IDE configs and npm/GitHub repos. ⚠️ Disclaimer — no warranty. This is a community defensive toolkit provided "as is" , without...

MAL-2026-6423 Malicious code in leo-connector-elasticsearch (npm)

The leo-connector-elasticsearch npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the...

MAL-2026-6421 Malicious code in leo-cli (npm)

The leo-cli npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

Malicious code in leo-cdk-lib (npm)

The leo-cdk-lib npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

Malicious code in leo-auth (npm)

The leo-auth npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

MAL-2026-6425 Malicious code in leo-connector-mysql (npm)

The leo-connector-mysql npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the...

MAL-2026-6429 Malicious code in leo-logger (npm)

The leo-logger npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

MAL-2026-6432 Malicious code in rstreams-metrics (npm)

The rstreams-metrics npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

MAL-2026-6422 Malicious code in leo-config (npm)

The leo-config npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

MAL-2026-6434 Malicious code in serverless-convention (npm)

The serverless-convention npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the...

MAL-2026-6420 Malicious code in leo-cdk-lib (npm)

The leo-cdk-lib npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

Malicious code in leo-connector-oracle (npm)

The leo-connector-oracle npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the...

Malicious code in leo-config (npm)

The leo-config npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

MAL-2026-6435 Malicious code in serverless-leo (npm)

The serverless-leo npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

Malicious code in leo-cache (npm)

The leo-cache npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

Malicious code in leo-connector-mysql (npm)

The leo-connector-mysql npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the...

MAL-2026-6418 Malicious code in leo-aws (npm)

The leo-aws npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

MAL-2026-6417 Malicious code in leo-auth (npm)

The leo-auth npm package was compromised as part of the Miasma worm campaign targeting the LeoPlatform npm ecosystem. On June 24, 2026, 20 LeoPlatform packages were published within a 3-second window by a threat actor who had taken over the npm account czirker belonging to the LeoPlatform...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to a variant of the "Miasma" supply chain attack targeting the LeoPlatform npm ecosystem. A malicious actor compromised a legitimate maintainer account and used it to publish infected versions of this...