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Tag: Symbolic Link

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Symbolic Link

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Updated Apr 24, 2026
Symbolic Link Challenges
Tar Uploader
tchen

tchen

Web
105 solves

Tar Uploader

Daily AlpacaHackTopic: File UploadReleased: Mar 30, 2026

105 solves
Web

by

tchen

tchen

Give it to me in tar.

Beginner Hint: Common pitfalls (AI-translated)
  • Depending on your Python version, you may see behavior that differs from the server. Test with Python 3.13.
  • The nobody user is not allowed to write to most directories and files. Because of that, getting RCE by overwriting executables or dependency files is difficult.
tar-uploader.tar.gz
descriptionsolveswriteups