Prototype pollution in grunt-util-property
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
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.
Why it matters now
EPSS 0.00379 32nd 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 |
|---|---|---|---|---|---|
| — | grunt-util-property | all versions | — | No fix listed | CNA |
| — | grunt-util-property (npm) | up to 0.0.2 | — | No fix listed | GHSA-4hq8-jgr8-mw9j |
- grunt-util-property Vendor— Affected all versions Fixed in — No fix listed CNA
- grunt-util-property (npm) Vendor— Affected up to 0.0.2 Fixed in — No fix listed GHSA-4hq8-jgr8-mw9j
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:grunt-util-property_project:grunt-util-property:0.0.1:*:*:*:*:node.js:*:* | 0.0.1 | Vulnerable | Grunt-util-property Project |
| cpe:2.3:a:grunt-util-property_project:grunt-util-property:0.0.2:*:*:*:*:node.js:*:* | 0.0.2 | Vulnerable | Grunt-util-property Project |
- cpe:2.3:a:grunt-util-property_project:grunt-util-property:0.0.1:*:*:*:*:node.js:*:* Versions 0.0.1 Vulnerable ·Grunt-util-property Project
- cpe:2.3:a:grunt-util-property_project:grunt-util-property:0.0.2:*:*:*:*:node.js:*:* Versions 0.0.2 Vulnerable ·Grunt-util-property Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7641
- 2026-10-03 Alias added: GHSA-4hq8-jgr8-mw9j
References
Sources
- CVE-2020-7641 · CVE Program
- CVE-2020-7641 · NVD
- FIRST EPSS
- GHSA-4hq8-jgr8-mw9j · 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