CVE-2026-85396

A flaw was found in rubyzip. This path traversal vulnerability in the Zip::Entryextract function allows a remote attacker to craft malicious archive entries. By failing to properly validate extraction paths, the vulnerability enables an attacker to write files outside the intended extraction...

CVE-2026-85396

rubyzip versions before 3.4.0 contain a path traversal vulnerability in Zip::Entry#extract. The root cause is that extraction paths are validated using prefix comparison without trailing separators , allowing attackers to craft archive entries with names like ../upload_backup/owned.sh that bypass...

EUVD-2026-70673

rubyzip versions before 3.4.0 contain a path traversal vulnerability in Zip::Entryextract that fails to properly validate extraction paths using prefix comparison without trailing separators. Attackers can craft archive entries with names like ../uploadbackup/owned.sh to write files outside the...

CVE-2026-85396 rubyzip before 3.4.0 Path Traversal in Zip::Entry#extract via Sibling-Directory Prefix

rubyzip versions before 3.4.0 contain a path traversal vulnerability in Zip::Entryextract that fails to properly validate extraction paths using prefix comparison without trailing separators. Attackers can craft archive entries with names like ../uploadbackup/owned.sh to write files outside the...