--- canonical: "https://firewall.lpm.dev/npm/@cubic-dev-ai/cli/v/1.10.6" markdown: "https://firewall.lpm.dev/npm/@cubic-dev-ai/cli/v/1.10.6.md" package: "@cubic-dev-ai/cli" report_status: "published" title: "@cubic-dev-ai/cli@1.10.6 npm security report" verdict: "malicious" version: "1.10.6" --- # @cubic-dev-ai/cli@1.10.6 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 **Blocked & quarantined** — Arbitrary code supplied by the remote installer can run during dependency installation and establish or change git-ai outside the package directory. - **Verdict:** Malicious - **Product-default install policy:** Block - **Firewall policy:** Matched malicious - **Public report status:** Published - **Threat category:** Install Hook Abuse - **Selected version:** 1.10.6 - **Selected version is latest:** No - **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: malicious; recommendation: publish block. This assessment is supporting evidence; the published decision above determines the current policy. Installing the package invokes a postinstall hook that retrieves and executes a remote installer, then changes a separate git-ai installation in the user's home directory. This is an unconsented install-time mutation of a foreign AI-related tool. ## Latest scan - **Scanner version:** rust-scanner-worker-schema-1 - **Recorded final verdict:** Malicious - **Recorded analysis confidence:** 96.0% - **Started:** 2026-09-07T11:57:54.970Z - **Finished:** 2026-09-07T11:58:50.319Z - **Download time:** 769 ms - **Static scan time:** 89 ms - **AI review time:** 54490 ms - **Total time:** 55349 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:** Installing the package invokes a postinstall hook that retrieves and executes a remote installer, then changes a separate git-ai installation in the user's home directory. This is an unconsented install-time mutation of a foreign AI-related tool. - **Trigger:** npm installation with lifecycle scripts enabled. - **Impact:** Arbitrary code supplied by the remote installer can run during dependency installation and establish or change git-ai outside the package directory. - **Evidence paths:** package.json, postinstall.mjs - **Review source:** ai\_review - **Reviewed:** 2026-09-07T11:58:50.319Z ### AI review details - **Review stage:** source\_first\_review - **Mechanism:** Remote installer execution and home-directory git-ai configuration. - **Attack narrative:** The npm postinstall hook runs automatically. After setting up its CLI wrapper, it calls setupGitAi, which silently retrieves an install script from GitHub and executes it with PowerShell or bash. It then invokes the installed binary to set configuration in the user's home-directory git-ai installation. The downloaded script is not packaged or integrity-pinned by this source, so the package grants a remote third-party installer code execution during installation. - **Rationale:** The package automatically executes unpinned remote shell code and alters a separate home-directory AI-related tool during postinstall. This is a concrete unconsented install-hook abuse path, despite no observed credential-harvesting code. - **Files touched:** postinstall.mjs, bin/cubic, .git-ai/bin/git-ai - **Network endpoints:** https://github.com/git-ai-project/git-ai/releases/download/${GIT\_AI\_VERSION}/install.ps1, https://github.com/git-ai-project/git-ai/releases/download/${GIT\_AI\_VERSION}/install.sh ### Review decision - **Verdict:** Malicious - **Confidence:** 96.0% - **Recommended action:** publish\_block - **Intent class:** Malware - **False-positive risk:** Low - **Evidence for block:** The manifest automatically runs postinstall during npm installation., Postinstall silently downloads and executes a remote git-ai installer through PowerShell or curl piped to bash., Postinstall installs or reconfigures git-ai in the user's home directory without an explicit command., The remote installer runs after the package binary setup completes. - **Evidence against:** The inspected JavaScript contains no credential harvesting or secret exfiltration., The package has no runtime dependency on another release of itself. ## Affected versions and remediation This report applies to @cubic-dev-ai/cli@1.10.6. - Avoid installing @cubic-dev-ai/cli@1.10.6. Remove it from direct dependencies and check your lockfile for transitive copies. - Choose an independently verified alternative or release. This report does not establish that other versions are safe. - If this version ran, investigate the affected machine and build environment. Rotate credentials it could access and rebuild from a trusted environment. ## 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.preinstall = bun ./preinstall.mjs || node ./preinstall.mjs ``` ### 2. Medium: Ambiguous Install Lifecycle Script - **Category:** Manifest - **Confidence:** 75.0% - **Path:** package.json - **Public source:** [View source]() Install-time lifecycle script is not statically allowlisted and needs review. Public source snippet (untrusted): ```json scripts.preinstall = bun ./preinstall.mjs || node ./preinstall.mjs ``` ### 3. Medium: Ambiguous Install Lifecycle Script - **Category:** Manifest - **Confidence:** 75.0% - **Path:** package.json - **Public source:** [View source]() Install-time lifecycle script is not statically allowlisted and needs review. Public source snippet (untrusted): ```json scripts.postinstall = bun ./postinstall.mjs || node ./postinstall.mjs ``` ### 4. Low: Scripts Present - **Category:** Manifest - **Confidence:** 100.0% Package declares npm scripts. ### 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. Low: High Entropy Strings - **Category:** Supply Chain - **Confidence:** 55.0% Package source contains high-entropy string patterns. ### 8. Low: Url Strings - **Category:** Supply Chain - **Confidence:** 65.0% Package source contains URL literals. ### 9. Medium: Ships Build Helper - **Category:** Artifact Inventory - **Confidence:** 70.0% - **Path:** bin/cubic.cmd - **Public source:** [View source]() Package ships non-JavaScript build or shell helper files. Public source snippet (untrusted): ```text path = bin/cubic.cmd kind = build_helper sizeBytes = 1901 magicHex = [redacted] ``` ### 10. Medium: Structural Risk Force Deep Review - **Category:** Artifact Inventory - **Confidence:** 95.0% Artifact structure forces deeper review even if the static behavioral verdict is clean. ### 11. Low: No License - **Category:** Manifest - **Confidence:** 80.0% Package manifest does not declare a clear license. ### 12. High: Semantic Analysis Limited - **Category:** Scanner Coverage - **Confidence:** 100.0% - **Path:** postinstall.mjs\#virtual:normalized:round1 - **Public source:** [View source]() A bounded semantic-analysis stage reached its safety limit; remaining detectors completed, but this package requires AI review. Public source snippet (untrusted): ```text stage = ast_semantic_analysis; reason = ast_parse_error; limitedFiles = 1 ``` ## Dependencies and install lifecycle - **Lifecycle scripts present:** Yes - **Published lifecycle scripts:** postinstall, preinstall - **Dependencies:** 0 - **Optional dependencies:** 11 - **Peer dependencies:** 0 - **Development dependencies:** 0 - **Published dependency-graph edges:** 11 ### Published dependency entries - @cubic-dev-ai/cli-darwin-arm64 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-darwin-x64 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-darwin-x64-baseline 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-linux-arm64 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-linux-arm64-musl 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-linux-x64 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-linux-x64-baseline 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-linux-x64-baseline-musl 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-linux-x64-musl 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-windows-x64 1.10.6 (OptionalDependency) - @cubic-dev-ai/cli-windows-x64-baseline 1.10.6 (OptionalDependency) ## Package metadata - **Package:** @cubic-dev-ai/cli - **Ecosystem:** npm - **Version:** 1.10.6 - **License:** UNLICENSED - **Version published:** 2026-09-07T10:36:58.473Z - **Package first seen:** 2026-07-12T14:52:54.876Z - **Package last seen:** 2026-09-28T00:51:56.033Z - **Known versions:** 12 - **Latest version:** 1.14.2 - **Appeal under review:** No - **Artifact files:** 8 - **Artifact unpacked size:** 20,188 bytes - **Artifact signatures:** 2 - **Attestations:** No ## References - [HTML security report]() - [Repository]() - [Homepage]() - [Issues]()