GHSA-4684-h2q9-2vcp
ZipStreamReader::extract() and ZipArchive::extract() apply Unix permissions through symlinks without confining the target
ZipStreamReader::extract() applies Unix permissions through extracted symlinks without validating the symlink target stays within the destination
For further details see: https://github.com/zip-rs/zip2/security/advisories/GHSA-4684-h2q9-2vcp
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
What each source reports
OSV Score usedRUSTSEC-2026-0369
ZipStreamReader::extract() and ZipArchive::extract() apply Unix permissions through symlinks without confining the target
ZipStreamReader::extract() applies Unix permissions through extracted symlinks without validating the symlink target stays within the destination
For further details see: https://github.com/zip-rs/zip2/security/advisories/GHSA-4684-h2q9-2vcp
- Record
RUSTSEC-2026-0369- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
zipcrates.io | 0.0.0-0 up to 9.0.0 | 9.0.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GHSA-4684-h2q9-2vcp is a critical vulnerability (CVSS 9.1) in zip, published October 10, 2026. No source lists public exploit code. Fixed in zip 9.0.0.