HIGH: github.com/fission/fission — Fission: Zip Slip in pkg/utils/zip.go:Unarchive allows fetcher to write outside the destination directory
Unarchive in pkg/utils/zip.go joined each archive entry name with the destination directory via filepath.Join and wrote the result without checking whether the resolved path stayed under the destination. A zip entry named ../../tmp/evil therefore landed at…
Source github.com/fission/fissionPublished 6d ago · Jul 28, 2026Posted on Bluesky

What we hold
- Package
- github.com/fission/fission
- Ecosystem
- go
- Severity
- HIGH
- ID
- CVE-2026-50567
Unarchive in pkg/utils/zip.go joined each archive entry name with the destination directory via filepath.Join and wrote the result without checking whether the resolved path stayed under the destination. A zip entry named ../../tmp/evil therefore landed at…