VYPR
High severity7.5NVD Advisory· Published Sep 3, 2026

CVE-2026-85396

CVE-2026-85396

Description

rubyzip versions before 3.4.0 contain a path traversal vulnerability in Zip::Entry#extract that fails to properly validate extraction paths using prefix comparison without trailing separators. Attackers can craft archive entries with names like ../upload_backup/owned.sh to write files outside the intended extraction directory into sibling paths sharing the destination prefix.

Affected products

1

Patches

Vulnerability mechanics

References

5

News mentions

0

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