cronvel tree-kit prototype pollution
Priority LOW 34CWE-1321Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
A vulnerability classified as problematic has been found in cronvel tree-kit up to 0.6.x. This affects an unknown part. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). Upgrading to version 0.7.0 is able to address this issue. The name of the patch is a63f559c50d70e8cb2eaae670dec25d1dbc4afcd. It is recommended to upgrade the affected component. The identifier VDB-216765 was assigned to this vulnerability.
Why it matters now
EPSS 0.00447 39th percentileScored 2026-11-07
Fix Fixed tree-kit (npm): 0.7.0
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 |
|---|---|---|---|---|---|
| cronvel | tree-kit | 0.1; 0.2; 0.3; 0.4; 0.5; 0.6 | — | No fix listed | CNA |
| — | tree-kit (npm) | before 0.7.0 | 0.7.0 | Patch available | GHSA-mw4x-g2x8-qcvf |
- tree-kit Vendorcronvel Affected 0.1; 0.2; 0.3; 0.4; 0.5; 0.6 Fixed in — No fix listed CNA
- tree-kit (npm) Vendor— Affected before 0.7.0 Fixed in 0.7.0 Patch available GHSA-mw4x-g2x8-qcvf
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tree_kit_project:tree_kit:*:*:*:*:*:node.js:*:* | before 0.7.0 | Vulnerable | Tree Kit Project |
- cpe:2.3:a:tree_kit_project:tree_kit:*:*:*:*:*:node.js:*:* Versions before 0.7.0 Vulnerable ·Tree Kit Project
Remediation
- Fix · GHSA-mw4x-g2x8-qcvf tree-kit (npm) Fixed in 0.7.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2021-4278
- 2026-10-03 Alias added: GHSA-mw4x-g2x8-qcvf
References
More Tree Kit Project Tree Kit vulnerabilities
- TI-2023-20165 A Prototype Pollution issue in Cronvel Tree-kit v.0.7.4 and before allows a remote… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2021-4278 · CVE Program
- CVE-2021-4278 · NVD
- FIRST EPSS
- GHSA-mw4x-g2x8-qcvf · GitHub Advisory Database · CC BY 4.0
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