fix(clashapi): prevent zip slip in external UI download#4121
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allanjoshuaf wants to merge 1 commit into
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fix(clashapi): prevent zip slip in external UI download#4121allanjoshuaf wants to merge 1 commit into
allanjoshuaf wants to merge 1 commit into
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nekohasekai
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Summary
Fix a Zip Slip path traversal vulnerability in
downloadZIP()used by external UI downloads.The extracted file path is now validated to ensure it remains inside the configured output directory after path normalization.
Changes
filepath.CleanTesting
Added
TestDownloadZIPZipSlipwhich:../../../pwned.txt)downloadZIP()rejects the archiveRelated: #4117