Arbitrary File Write via Archive Extraction (Zip Slip)
Priority LOW 36CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
In all versions of the package github.com/unknwon/cae/tz, the ExtractTo function doesn't securely escape file paths in zip archives which include leading or non-leading "..". This allows an attacker to add or replace files system-wide.
Why it matters now
EPSS 0.01365 71st percentileScored 2026-11-07
Fix Fixed github.com/unknwon/cae (Go): 1.0.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | github.com/unknwon/cae/tz | all versions | — | No fix listed | CNA |
| — | github.com/unknwon/cae (Go) | before 1.0.1 | 1.0.1 | Patch available | GHSA-88jf-7rch-32qc |
- github.com/unknwon/cae/tz Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/unknwon/cae (Go) Vendor— Affected before 1.0.1 Fixed in 1.0.1 Patch available GHSA-88jf-7rch-32qc
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:compression_and_archive_extensions_tz_project:compression_and_archive_extensions_tz_project:*:*:*:*:*:*:*:* | all versions | Vulnerable | Compression And Archive Extensions Tz Project |
- cpe:2.3:a:compression_and_archive_extensions_tz_project:compression_and_archive_extensions_tz_project:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Compression And Archive Extensions Tz Project
Remediation
- Fix · GHSA-88jf-7rch-32qc github.com/unknwon/cae (Go) Fixed in 1.0.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7668
- 2026-10-03 Alias added: GHSA-88jf-7rch-32qc
References
Sources
- CVE-2020-7668 · CVE Program
- CVE-2020-7668 · NVD
- FIRST EPSS
- GHSA-88jf-7rch-32qc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences