tarfile.tar_filter doesn't handle symlinks with empty names #160097

Activity

1. StanFromIreland

   self-assigned this

   on Oct 21, 2026
2. StanFromIreland

   added

   type-securityA security issueA security issue

   stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

   3.11only security fixesonly security fixes

   3.12only security fixesonly security fixes

   3.13only security fixesonly security fixes

   3.14bugs and security fixesbugs and security fixes

   on Oct 21, 2026
3. StanFromIreland

   added this to Tarfile issues 🗄️on Oct 21, 2026
4. StanFromIreland

   added

   3.15bugs and security fixesbugs and security fixes

   3.16new features, bugs and security fixesnew features, bugs and security fixes

   on Oct 21, 2026
5. StanFromIreland

   added 3 commits that reference this issue on Oct 22, 2026

   gh-160097: Reject links replacing the destination in `tarfile.tar_fil…

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   e7e0b35

   [3.14] gh-160097: Reject links replacing the destination in `tarfile.…

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   0901ad4

   [3.15] gh-160097: Reject links replacing the destination in `tarfile.…

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   c6ada40