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Ait

v1.8.0 Security

This release includes 1 security fix for security teams reviewing exposed deployments.

✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →
This release patches 1 known CVE

Topics

agent-harness agent-isolation agentic ai-agents ai-coding ai-tools
+14 more
aider claude-code code-provenance codex coding-assistant cursor developer-tools gemini-cli git git-worktree llm-agents python vcs worktree

Affected surfaces

breaking_upgrade

Summary

AI summary

Added ait status cleanup_hint to surface reclaimable worktrees and hardened the cleanup engine against various failure modes.

Changes in this release

Feature Medium

`ait status` now surfaces reclaimable worktrees via a new `cleanup_hint` block.

`ait status` now surfaces reclaimable worktrees via a new `cleanup_hint` block.

Source: llm_adapter@2026-06-08

Confidence: high

Bugfix Medium

Cleanup engine hardens containment, skips symlinks, handles malformed refs without crashing.

Cleanup engine hardens containment, skips symlinks, handles malformed refs without crashing.

Source: llm_adapter@2026-06-08

Confidence: high

Full changelog

Added

  • ait status now surfaces reclaimable worktrees via a new cleanup_hint block (JSON + text): counts reclaimable / retained-succeeded / anomalous worktrees so you know when .ait/workspaces/ has stale worktrees worth reclaiming. Deletion stays user-driven via ait cleanup --apply (no background auto-delete; rejected after design review for TOCTOU races with resume/recover/continue reentry). Read-only ait status never crashes on a malformed workspace_ref.

Fixed

  • Cleanup engine ref/symlink/containment hardening: containment-before-sizing (no DoS walk outside .ait/workspaces), skip symlinked worktree/artifact candidates (never follow/size/delete the target), safe-resolve malformed/relative refs (anomalous-ref instead of crashing), and delete-time containment recheck (TOCTOU). New skip reasons: symlink-skip, outside-worktree, anomalous-ref, delete-time-unsafe.

See CHANGELOG.md for full details.

Security Fixes

  • Cleanup engine hardened: containment checks before sizing, skips symlinked candidates, handles malformed refs gracefully, and rechecks containment at delete time to prevent TOCTOU issues

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Related context

Earlier breaking changes

  • v0.55.52 Keep the built-in claude-code reviewer pinned to the local claude -p CLI even when repository policy defines a conflicting command override.

Beta — feedback welcome: [email protected]