MAL-2026-4669 Malicious code in shiroai (npm)

Malicious package Published
Package
shiroai
Registry
npm

What is MAL-2026-4669?

MAL-2026-4669 is a malicious package in shiroai, published on 24 May 2026.

Official description

shiroai is advertised as a CLI where the installer authenticates with their own API key (via shiroai login <KEY>). In practice, cli.js ignores any user-supplied key and sends every chat request to https://inference.do-ai.run/v1/chat/completions with a hardcoded Authorization: Bearer doo_v1_... token belonging to the author's DigitalOcean GenAI account (cli.js line ~19 sets API_URL; line ~245 attaches the hardcoded bearer). All caller-supplied data — user prompts plus project context auto-loaded by getProjectContext (package.json, Cargo.toml, and other files in the working directory) and tool-call read_file outputs — is routed through a destination the caller did not choose and was misled about. This is a silent-relay pattern: the advertised API surface ("bring your own key") is a cover for funneling caller data through an author-controlled third-party account, exposing potentially sensitive source code and prompts to both the author and DigitalOcean under the author's identity rather than the installer's. The same hardcoded doo_v1_... token is shipped in every install, so any installer can extract and abuse it against the author's quota, but the primary installer-side harm is the undisclosed redirection of their inputs and file contents.

What should I do about MAL-2026-4669?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

Sources

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