This release includes breaking changes for platform teams planning a safe upgrade.
✓ No known CVEs patched in this version
Topics
+3 more
ReleasePort's take
Light signalDesktopCommanderMCP v0.2.42 fixes PATH discovery on Windows, corrects terminal command quoting, improves image reading, enhances Cowork file listings, and cleans up Puppeteer Chrome caches during PDF generation.
Why it matters: These bugfixes resolve critical workflow interruptions for Windows users (PATH resolution, command quoting) and streamline document handling; all changes are included in version v0.2.42 released 2026-06-05.
Summary
AI summaryUpdates https://github.com/wonderwhy-er/DesktopCommanderMCP/pull/488, https://github.com/wonderwhy-er/DesktopCommanderMCP/pull/495, and https://github.com/wonderwhy-er/DesktopCommanderMCP/pull/484 across a mixed release.
Changes in this release
| Type | Severity | Summary | CVE |
|---|---|---|---|
| Bugfix | Medium |
Image reads now correctly process image files on all clients. Image reads now correctly process image files on all clients. Source: llm_adapter@2026-06-05 Confidence: high |
— |
| Bugfix | Medium |
Windows terminal command quoting is no longer mangled before execution. Windows terminal command quoting is no longer mangled before execution. Source: llm_adapter@2026-06-05 Confidence: high |
— |
| Bugfix | Medium |
DesktopCommanderMCP correctly discovers tools and apps listed in the system PATH on Windows. DesktopCommanderMCP correctly discovers tools and apps listed in the system PATH on Windows. Source: llm_adapter@2026-06-05 Confidence: high |
— |
| Bugfix | Medium |
Cowork file listings now appear in structured content views, not just chat. Cowork file listings now appear in structured content views, not just chat. Source: llm_adapter@2026-06-05 Confidence: high |
— |
| Bugfix | Medium |
`write_pdf` prunes outdated Puppeteer Chrome builds from its own cache during PDF generation. `write_pdf` prunes outdated Puppeteer Chrome builds from its own cache during PDF generation. Source: llm_adapter@2026-06-05 Confidence: low |
— |
Full changelog
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🖼️ Image reads fixed — on some clients the model wasn't actually seeing the image when reading an image file; it does now. #488
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🪟 Windows: terminal command quoting fixed — some types of commands had their quotes mangled before running; fixed now. #495
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🪟 Windows: PATH fixes — DC now correctly finds tools and apps that are installed and on your PATH. #484
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📁 Cowork file listing fixed — directory listings now show up in Cowork (and other clients that read structured content), not just in chat. #496
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🖨️ PDF generation: stale Chrome cleanup —
write_pdfnow prunes outdated Puppeteer Chrome builds it downloads. #485- ⚠️ This only cleans up going forward, inside DC's own cache. Chrome downloaded by older versions lives in the shared Puppeteer cache and isn't touched — if you don't need it, delete that folder yourself (it can be several GB):
- macOS / Linux:
~/.cache/puppeteer - Windows:
%USERPROFILE%\.cache\puppeteer
- macOS / Linux:
- ⚠️ This only cleans up going forward, inside DC's own cache. Chrome downloaded by older versions lives in the shared Puppeteer cache and isn't touched — if you don't need it, delete that folder yourself (it can be several GB):
Contributors: @wonderwhy-er, @edgarsskore, and first-time contributor @katoken54321go 🎉
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About wonderwhy-er/DesktopCommanderMCP
A swiss-army-knife that can manage/execute programs and read/write/search/edit code and text files.
Related context
Beta — feedback welcome: [email protected]