Sandbox Bypass
Priority LOW 31CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
This affects all versions of package notevil; all versions of package argencoders-notevil. It is vulnerable to Sandbox Escape leading to Prototype pollution. The package fails to restrict access to the main context, allowing an attacker to add or modify an object's prototype. **Note:** This vulnerability derives from an incomplete fix in [SNYK-JS-NOTEVIL-608878](https://security.snyk.io/vuln/SNYK-JS-NOTEVIL-608878).
Why it matters now
EPSS 0.01013 63rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | notevil | all versions | — | No fix listed | CNA |
| — | argencoders-notevil | all versions | — | No fix listed | CNA |
| — | notevil (npm) | up to 1.3.3 | — | No fix listed | GHSA-8g4m-cjm2-96wq |
| — | argencoders-notevil (npm) | up to 2.5.0 | — | No fix listed | GHSA-8g4m-cjm2-96wq |
- notevil Vendor— Affected all versions Fixed in — No fix listed CNA
- argencoders-notevil Vendor— Affected all versions Fixed in — No fix listed CNA
- notevil (npm) Vendor— Affected up to 1.3.3 Fixed in — No fix listed GHSA-8g4m-cjm2-96wq
- argencoders-notevil (npm) Vendor— Affected up to 2.5.0 Fixed in — No fix listed GHSA-8g4m-cjm2-96wq
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:argencoders-notevil_project:argencoders-notevil:*:*:*:*:*:node.js:*:* | up to 2.5.0 | Vulnerable | Argencoders-notevil Project |
| cpe:2.3:a:notevil_project:notevil:*:*:*:*:*:node.js:*:* | up to 1.3.3 | Vulnerable | Notevil Project |
- cpe:2.3:a:argencoders-notevil_project:argencoders-notevil:*:*:*:*:*:node.js:*:* Versions up to 2.5.0 Vulnerable ·Argencoders-notevil Project
- cpe:2.3:a:notevil_project:notevil:*:*:*:*:*:node.js:*:* Versions up to 1.3.3 Vulnerable ·Notevil Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-23771
- 2026-10-03 Alias added: GHSA-8g4m-cjm2-96wq
References
Sources
- CVE-2021-23771 · CVE Program
- CVE-2021-23771 · NVD
- FIRST EPSS
- GHSA-8g4m-cjm2-96wq · 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