Prototype pollution in json-bigint npm package < 1.0.0 may lead to a denial-of-service (DoS) attack.
Priority LOW 36CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-400.
Summary
Prototype pollution in json-bigint npm package < 1.0.0 may lead to a denial-of-service (DoS) attack.
Why it matters now
EPSS 0.01708 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed json-bigint (npm): 1.0.0Red Hat: 1 advisory
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 |
|---|---|---|---|---|---|
| — | json-bigint | Fixed in version 1.0.0 | — | No fix listed | CNA |
| — | json-bigint (npm) | before 1.0.0 | 1.0.0 | Patch available | GHSA-wgfq-7857-4jcc |
- json-bigint Vendor— Affected Fixed in version 1.0.0 Fixed in — No fix listed CNA
- json-bigint (npm) Vendor— Affected before 1.0.0 Fixed in 1.0.0 Patch available GHSA-wgfq-7857-4jcc
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:json-bigint_project:json-bigint:*:*:*:*:*:node.js:*:* | before 1.0.0 | Vulnerable | Json-bigint Project |
- cpe:2.3:a:json-bigint_project:json-bigint:*:*:*:*:*:node.js:*:* Versions before 1.0.0 Vulnerable ·Json-bigint Project
Remediation
- Fix · GHSA-wgfq-7857-4jcc json-bigint (npm) Fixed in 1.0.0 Advisory →
Red Hat 1 advisory
- RHSA-2020:5605 Released 2020-12-17 · Red Hat rating ModerateRed Hat OpenShift Container Storage 4.6.0 security, bug fix, enhancement update
- Red Hat OpenShift Container Storage 4.6 on RHEL-8 ocs4/cephcsi-rhel8, ocs4/mcg-core-rhel8, ocs4/mcg-rhel8-operator +3
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift Container Storage 4.6 on RHEL-8 | Fixed | RHSA-2020:5605 |
Not affected: 1 product
- Red Hat OpenShift Container Storage 4.6 on RHEL-8
Timeline
- 2026-10-02 Threatist record created from CVE-2020-8237
- 2026-10-03 Alias added: GHSA-wgfq-7857-4jcc
References
Sources
- CVE-2020-8237 · CVE Program
- CVE-2020-8237 · NVD
- FIRST EPSS
- GHSA-wgfq-7857-4jcc · GitHub Advisory Database · CC BY 4.0
- CVE-2020-8237 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences