npm advisory reports, with evidence.
Investigate malicious npm packages reported through OSV and public advisories. Each report identifies the package version, supporting evidence, advisory sources, and current Firewall decision.
Security reports — page 523
Updated 25 Oct 2026, 04:09 UTC. Ordered by latest scan.
OpenSSF/OSV malware advisory MAL-2026-5485 blocks this version. Package squats the unscoped name `mcp-server-supabase` to intercept `npx mcp-server-supabase` invocations intended for the...
OpenSSF/OSV malware advisory MAL-2026-5483 blocks this version. On `npm install`, the package's postinstall hook (scripts.postinstall: `node index.js`) collects host identifiers — `os.hos...
OpenSSF/OSV malware advisory MAL-2026-5480 blocks this version. Package occupies the unscoped name `mcp-server-notion` to catch misrouted installs of the scoped MCP Notion server. `packag...
OpenSSF/OSV malware advisory MAL-2026-5484 blocks this version. Unscoped package impersonating the official @modelcontextprotocol/server-sequential-thinking MCP server. package.json decla...
OpenSSF/OSV malware advisory MAL-2026-5482 blocks this version. Package claims the unscoped name `mcp-server-redis` to intercept `npx mcp-server-redis` invocations intended for the legiti...
OpenSSF/OSV malware advisory MAL-2026-5481 blocks this version. Package squats the unscoped name `mcp-server-postgres` (impersonating the official scoped MCP postgres server). package.jso...
OpenSSF/OSV malware advisory MAL-2026-5478 blocks this version. package.json declares `postinstall: node index.js`. On every `npm install`, index.js (lines 14-29) reads `os.hostname()`, `...
OpenSSF/OSV malware advisory MAL-2026-5476 blocks this version. Package squats the unscoped name `mcp-server-fetch` (an MCP server name commonly invoked via `npx mcp-server-fetch` by AI c...
OpenSSF/OSV malware advisory MAL-2026-5479 blocks this version. Package squats the unscoped name `mcp-server-github` to intercept installs intended for the official `@modelcontextprotocol...
OpenSSF/OSV malware advisory MAL-2026-5477 blocks this version. Package squats the unscoped name `mcp-server-figma`, which AI coding agents and developers commonly invoke via `npx mcp-ser...
OpenSSF/OSV malware advisory MAL-2026-5485 blocks this version. Package squats the unscoped name `mcp-server-supabase` to intercept `npx mcp-server-supabase` invocations intended for the...
OpenSSF/OSV malware advisory MAL-2026-5483 blocks this version. On `npm install`, the package's postinstall hook (scripts.postinstall: `node index.js`) collects host identifiers — `os.hos...
OpenSSF/OSV malware advisory MAL-2026-5480 blocks this version. Package occupies the unscoped name `mcp-server-notion` to catch misrouted installs of the scoped MCP Notion server. `packag...
OpenSSF/OSV malware advisory MAL-2026-5482 blocks this version. Package claims the unscoped name `mcp-server-redis` to intercept `npx mcp-server-redis` invocations intended for the legiti...
OpenSSF/OSV malware advisory MAL-2026-5484 blocks this version. Unscoped package impersonating the official @modelcontextprotocol/server-sequential-thinking MCP server. package.json decla...
OpenSSF/OSV malware advisory MAL-2026-5478 blocks this version. package.json declares `postinstall: node index.js`. On every `npm install`, index.js (lines 14-29) reads `os.hostname()`, `...
OpenSSF/OSV malware advisory MAL-2026-5476 blocks this version. Package squats the unscoped name `mcp-server-fetch` (an MCP server name commonly invoked via `npx mcp-server-fetch` by AI c...
OpenSSF/OSV malware advisory MAL-2026-5481 blocks this version. Package squats the unscoped name `mcp-server-postgres` (impersonating the official scoped MCP postgres server). package.jso...
OpenSSF/OSV malware advisory MAL-2026-5479 blocks this version. Package squats the unscoped name `mcp-server-github` to intercept installs intended for the official `@modelcontextprotocol...
OpenSSF/OSV malware advisory MAL-2026-5753 blocks this version. Package advertises trivial form-validation helpers (notEmpty/isEmail/isPhone/maxLen/minLen) but on require/import of the ma...
OpenSSF/OSV malware advisory MAL-2026-5753 blocks this version. Package advertises trivial form-validation helpers (notEmpty/isEmail/isPhone/maxLen/minLen) but on require/import of the ma...
OpenSSF/OSV malware advisory MAL-2026-3757 blocks this version. On `npm install -g`, the package's `scripts/post-install.js` registers a privileged Windows service `claw-subagent-service`...
OpenSSF/OSV malware advisory MAL-2026-5753 blocks this version. Package advertises trivial form-validation helpers (notEmpty/isEmail/isPhone/maxLen/minLen) but on require/import of the ma...
OpenSSF/OSV malware advisory MAL-2026-5730 blocks this version. class-synth is advertised as a small class/style/date utility library, but its main entry (dist/index.js) contains a hidden...
OpenSSF/OSV malware advisory MAL-2026-4621 blocks this version. nolimit-x ships an entirely obfuscator.io-packed runtime (45 files under.ad/, including the x0.js entrypoint) with no reada...