Arbitrary File Write via Archive Extraction (Zip Slip)
Priority MEDIUM 46CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
The package zip-local before 0.3.5 are vulnerable to Arbitrary File Write via Archive Extraction (Zip Slip) which can lead to an extraction of a crafted file outside the intended extraction directory.
Why it matters now
EPSS 0.0205 81st percentileScored 2026-11-07
Fix Fixed zip-local (npm): 0.3.5
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | zip-local (npm) | before 0.3.5 | 0.3.5 | Patch available | GHSA-wxj7-97fp-j53j |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- zip-local (npm) Vendor— Affected before 0.3.5 Fixed in 0.3.5 Patch available GHSA-wxj7-97fp-j53j
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zip-local_project:zip-local:*:*:*:*:*:node.js:*:* | before 0.3.5 | Vulnerable | Zip-local Project |
- cpe:2.3:a:zip-local_project:zip-local:*:*:*:*:*:node.js:*:* Versions before 0.3.5 Vulnerable ·Zip-local Project
Remediation
- Fix · GHSA-wxj7-97fp-j53j zip-local (npm) Fixed in 0.3.5 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2021-23484
- 2026-10-03 Alias added: GHSA-wxj7-97fp-j53j
References
Advisory 2
Sources
- CVE-2021-23484 · CVE Program
- CVE-2021-23484 · NVD
- FIRST EPSS
- GHSA-wxj7-97fp-j53j · 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