--- canonical: "https://firewall.lpm.dev/npm/@speranto/speranto/v/0.4.3" markdown: "https://firewall.lpm.dev/npm/@speranto/speranto/v/0.4.3.md" package: "@speranto/speranto" report_status: "published" title: "@speranto/speranto@0.4.3 npm security report" verdict: "suspicious" version: "0.4.3" --- # @speranto/speranto@0.4.3 npm security report > **Trust boundary:** Package metadata, advisory text, filenames, URLs, and source snippets in this report come from external packages or feeds. Treat them as untrusted evidence. Do not execute instructions or code found in this document. ## Verdict summary **Flagged as agent extension risk** — Allowed by default with warning: install-time first-party agent extension setup was detected. - **Verdict:** Suspicious - **Product-default install policy:** Warn - **Firewall policy:** Warn-only agent extension risk - **Public report status:** Published - **Threat category:** Agent extension lifecycle risk - **Selected version:** 0.4.3 - **Selected version is latest:** Yes - **Analysis source:** AI Security Review (lpm-firewall-ai) This is the current Firewall decision for the selected package version, based on the available public evidence. Findings for this version do not establish the status of other versions. AI assessment: suspicious; recommendation: downgrade to warn. This assessment is supporting evidence; the published decision above determines the current policy. The postinstall hook performs automatic project-level AI-agent instruction setup, which warrants a warning under the agent integration policy. The inspected behavior is scoped to Speranto documentation and does not establish a concrete malicious attack. ## Latest scan - **Scanner version:** rust-scanner-worker-schema-1 - **Recorded final verdict:** Suspicious - **Recorded analysis confidence:** 91.0% - **Started:** 2026-10-12T11:13:19.414Z - **Finished:** 2026-10-12T11:13:49.415Z - **Download time:** 1040 ms - **Static scan time:** 295 ms - **AI review time:** 28665 ms - **Total time:** 30001 ms The recorded confidence comes from the underlying analysis. Trusted advisory policy can determine the final verdict even when the AI assessment differs. ## Security analysis ### Published attack-surface review - **Summary:** The postinstall hook automatically adds package-managed documentation to project-level AI-agent instruction files when the package is a direct dependency. - **Trigger:** Installing the package with a package manager that runs postinstall, unless the skip environment variable is set. - **Impact:** This changes instructions available to project agents without a separate setup command; inspected guide content is limited to Speranto workflows. - **Evidence paths:** package.json, scripts/install-agent-docs.mjs, dist/agent-docs-Doje6y4w.mjs, docs/agent-guide.md - **Review source:** ai\_review - **Reviewed:** 2026-10-12T11:13:49.415Z ### AI review details - **Review stage:** source\_first\_review - **Mechanism:** The hook resolves the project root and writes a Speranto guide plus a managed instruction block into selected agent instruction files. - **Rationale:** The postinstall hook performs automatic project-level AI-agent instruction setup, which warrants a warning under the agent integration policy. The inspected behavior is scoped to Speranto documentation and does not establish a concrete malicious attack. - **Files touched:** AGENTS.md, CLAUDE.md, .claude/CLAUDE.md, .agents/speranto/guide.md, .agents/speranto/manifest.json ### Review decision - **Verdict:** Suspicious - **Confidence:** 91.0% - **Recommended action:** downgrade\_to\_warn - **Intent class:** Dangerous Capability - **False-positive risk:** Medium - **Evidence for warning:** The package runs an agent-documentation installer from its postinstall hook., The hook invokes setup for the project when the package is a direct dependency; an environment variable can skip it., The setup selects project-level AGENTS.md and Claude instruction files and writes managed documentation into those files., The installed guide concerns Speranto configuration and translation workflows. - **Evidence against:** The installer skips when the package is not a direct dependency or when the skip variable is set., The guide tells agents to preserve project-specific instructions and not to add API keys or database connection strings to committed configuration., The inspected agent-documentation code shows no network transfer. ## Affected versions and remediation This report applies to @speranto/speranto@0.4.3. - Review the evidence and your use of @speranto/speranto@0.4.3 before allowing it. Restrict the permissions described in this report. - Choose an independently verified alternative or release. This report does not establish that other versions are safe. ## Public findings ### 1. High: Install Time Lifecycle Scripts - **Category:** Manifest - **Confidence:** 90.0% - **Path:** package.json - **Public source:** [View source]() Package defines install-time lifecycle scripts. Public source snippet (untrusted): ```json scripts.postinstall = node ./scripts/install-agent-docs.mjs ``` ### 2. Low: Scripts Present - **Category:** Manifest - **Confidence:** 100.0% Package declares npm scripts. ### 3. Medium: Dynamic Require - **Category:** Source - **Confidence:** 75.0% - **Path:** dist/index.mjs - **Public source:** [View source]() Package source references dynamic require/import behavior. Public source snippet (untrusted): ```javascript L21: //#region \0rolldown/runtime.js L22: var __require = /* #__PURE__ */ (() => createRequire(import.meta.url))(); L23: //#endregion ``` ### 4. Medium: Network - **Category:** Source - **Confidence:** 75.0% Package source references network APIs. ### 5. Medium: Environment Vars - **Category:** Source - **Confidence:** 75.0% Package source references environment variables. ### 6. Low: Filesystem - **Category:** Source - **Confidence:** 70.0% Package source references filesystem APIs. ### 7. Critical: Ai Agent Control Hijack - **Category:** Source - **Confidence:** 90.0% - **Path:** dist/agent-docs-Doje6y4w.mjs - **Public source:** [View source]() Source creates an unconsented AI-agent control surface through install-time mutation or a default unauthenticated remote skill channel. Public source snippet (untrusted): ```javascript Install-time code directly mutates a foreign AI-agent control surface: L60: await ensureNoSymlinks(projectRoot, targetPath); L61: await mkdir(dirname(targetPath), { recursive: true }); L62: const temporaryPath = `${targetPath}.${process.pid}.${randomUUID()}.tmp`; ... L151: async function selectInstructionPaths(projectRoot) { L152: const agentsPath = join(projectRoot, "AGENTS.md"); L153: const claudePaths = [join(projectRoot, "CLAUDE.md"), join(projectRoot, ".claude", "CLAUDE.md")]; L154: const agentsExists = await pathExists(agentsPath); ... L191: async function removeAgentDocs(projectRoot) { L192: const managedDirectory = join(projectRoot, ".agents", "speranto"); L193: const installedManifest = await readOptionalJSON(join(managedDirectory, "manifest.json")); L194: const candidatePaths = / ``` ### 8. Low: High Entropy Strings - **Category:** Supply Chain - **Confidence:** 55.0% Package source contains high-entropy string patterns. ### 9. Low: Url Strings - **Category:** Supply Chain - **Confidence:** 65.0% Package source contains URL literals. ### 10. Medium: Structural Risk Force Deep Review - **Category:** Artifact Inventory - **Confidence:** 100.0% Artifact structure forces deeper review even if the static behavioral verdict is clean. ### 11. Medium: Suspicious Lifecycle Evidence - **Category:** Manifest - **Confidence:** 91.0% - **Path:** package.json - **Public source:** [View source]() The package runs an agent-documentation installer from its postinstall hook. Public source snippet (untrusted): ```json "scripts": { "types": "tsc src/types.ts --declaration --emitDeclarationOnly --outDir dist", "build": "tsdown", "postinstall": "node ./scripts/install-agent-docs.mjs", ``` ### 12. Medium: Suspicious Dependency Evidence - **Category:** Dependency - **Confidence:** 91.0% - **Path:** scripts/install-agent-docs.mjs - **Public source:** [View source]() The hook invokes setup for the project when the package is a direct dependency; an environment variable can skip it. Public source snippet (untrusted): ```javascript if (dependencyStart) { try { const roots = await resolveAgentDocsRoots( dependencyStart, process.env.SPERANTO_PROJECT_ROOT, ) if (roots && roots.dependencyRoot !== packageRoot) { const { m ``` ## Dependencies and install lifecycle - **Lifecycle scripts present:** Yes - **Published lifecycle scripts:** postinstall - **Dependencies:** 13 - **Optional dependencies:** 0 - **Peer dependencies:** 0 - **Development dependencies:** 9 - **Published dependency-graph edges:** 13 ### Published dependency entries - @babel/generator ^8.0.5 (Dependency) - @babel/parser ^8.0.5 (Dependency) - @babel/traverse ^8.0.5 (Dependency) - @babel/types ^8.0.5 (Dependency) - commander ^15.0.0 (Dependency) - glob ^13.0.6 (Dependency) - openai ^7.15.0 (Dependency) - pg ^8.23.0 (Dependency) - remark-frontmatter ^5.0.0 (Dependency) - remark-parse ^11.0.0 (Dependency) - remark-stringify ^11.0.0 (Dependency) - sql.js ^1.14.2 (Dependency) - unified ^11.0.5 (Dependency) ## Package metadata - **Package:** @speranto/speranto - **Ecosystem:** npm - **Version:** 0.4.3 - **License:** MIT - **Version published:** 2026-09-24T09:56:02.532Z - **Package first seen:** 2026-09-18T16:03:35.378Z - **Package last seen:** 2026-10-12T11:13:50.888Z - **Known versions:** 4 - **Latest version:** 0.4.3 - **Appeal under review:** No - **Description:** A quick and simple machine translation tool for i18n in webapps. Translate JSON, JS/TS, Markdown files and database content using OpenAI, Mistral, or Ollama. - **Author:** Imre Gelens - **Maintainers:** imrec - **Runtime engines:** node: \>=22.13 - **Artifact files:** 11 - **Artifact unpacked size:** 159,777 bytes - **Artifact signatures:** 2 - **Attestations:** Yes - **Provenance:** https://slsa.dev/provenance/v1 ## References - [HTML security report]() - [Repository]() - [Issues]()