Ant

v0.12.1.1780893156 Feature

This release adds 4 notable features for engineering teams evaluating rollout.

Published 1mo CLI & Terminal

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✓ No known CVEs patched

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✓ No known CVEs patched in this version

Topics

ant antjs engine javascript nodejs npm

+3 more

portable runtime typescript

Affected surfaces

rce_ssrf

Summary

AI summary

Fixed missing Object.defineProperty behavior for __proto__ and other runtime correctness issues.

Changes in this release

Type	Severity	Summary	CVE
Feature	Medium	Adds eval inlining to runtime Adds eval inlining to runtime Source: llm_adapter@2026-06-08 Confidence: high	—
Performance	Medium	Adds faster namespace lookup path for modules Adds faster namespace lookup path for modules Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix
Bugfix	Medium	Blocks nested sandbox creation for reliability Blocks nested sandbox creation for reliability Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Fixes dynamic TLA behavior across modules Fixes dynamic TLA behavior across modules Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Preserves TLA state between modules Preserves TLA state between modules Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Fixes missing namespace handling in modules Fixes missing namespace handling in modules Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Improves default export shape for modules Improves default export shape for modules Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Prevents stripping side‑effect imports in TypeScript files Prevents stripping side‑effect imports in TypeScript files Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Keeps temporary collections alive during iteration to avoid errors Keeps temporary collections alive during iteration to avoid errors Source: llm_adapter@2026-06-08 Confidence: high	—
Bugfix	Medium	Adds sandbox cache pruning to keep local state cleaner Adds sandbox cache pruning to keep local state cleaner Source: llm_adapter@2026-06-08 Confidence: low	—
Bugfix	Low	Fixes missing `Object.defineProperty` behavior for `__proto__` Fixes missing `Object.defineProperty` behavior for `__proto__` Source: granite4.1:30b@2026-06-08-audit Confidence: low	—

Full changelog

Ant 0.12.1

Highlights

Sandboxes are more reliable

Nested sandbox creation is blocked
Sandbox cache pruning was added to keep local state cleaner

Module and TLA correctness

Fixed dynamic TLA behavior
Preserved TLA state between modules
Fixed missing namespace handling
Added a faster namespace lookup path
Improved default export shape

Runtime correctness

Added eval inlining
Prevent stripping side effect imports in typescript
Kept temporary collections alive during iteration
Fixed missing Object.defineProperty behavior for __proto__

To install Ant v0.12.1:

curl -fsSL https://ant.themackabu.com/install | bash

To upgrade to Ant v0.12.1:

ant upgrade

View diff on GitHub

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Ant

Summary

Changes in this release

Ant 0.12.1

Highlights

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