SDKS-1679: Fix tar-fs security vulnerability CVE-2025-59343 #76
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Resolves CVE-2025-59343 - symlink validation bypass vulnerability in tar-fs 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
There was a problem hiding this comment.
Pull Request Overview
This PR updates the tar-fs package from version 3.0.9 to 3.1.1 to resolve a critical security vulnerability (CVE-2025-59343) that could allow symlink validation bypass in predictable destination directories.
- Security dependency update to patch CVE-2025-59343
- Version bump from 3.0.9 to 3.1.1 in package resolutions
- Addresses symlink validation bypass vulnerability
Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.
pvditto
approved these changes
Sep 29, 2025
teodorciuraru
deleted the
teodorciuraru/sdks-1679-react-ditto-has-a-high-severity-vulnerability-in-tar-fs
branch
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Summary
Details
The tar-fs package versions >= 3.0.0 and < 3.1.1 had a vulnerability that could allow symlink validation bypass if the destination directory is predictable with a specific tarball.
Test plan
yarn installto update dependenciesyarn auditto verify the vulnerability is resolvedyarn testto ensure all tests passyarn buildto verify the build succeeds🤖 Generated with Claude Code