Prototype pollution in simpl-schema
Priority LOW 36CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
This affects the package simpl-schema before 1.10.2.
Why it matters now
EPSS 0.01512 74th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed simpl-schema: 1.10.2simpl-schema (npm): 1.10.2
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 |
|---|---|---|---|---|---|
| — | simpl-schema | before 1.10.2 | 1.10.2 | Patch available | CNA |
| — | simpl-schema (npm) | before 1.10.2 | 1.10.2 | Patch available | GHSA-9mx2-prfp-8hqp |
- simpl-schema Vendor— Affected before 1.10.2 Fixed in 1.10.2 Patch available CNA
- simpl-schema (npm) Vendor— Affected before 1.10.2 Fixed in 1.10.2 Patch available GHSA-9mx2-prfp-8hqp
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:simpl-schema_project:simpl-schema:*:*:*:*:*:*:*:* | before 1.10.2 | Vulnerable | Simpl-schema Project |
- cpe:2.3:a:simpl-schema_project:simpl-schema:*:*:*:*:*:*:*:* Versions before 1.10.2 Vulnerable ·Simpl-schema Project
Remediation
- Fix · CNA simpl-schema Fixed in 1.10.2
- Fix · GHSA-9mx2-prfp-8hqp simpl-schema (npm) Fixed in 1.10.2 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7742
- 2026-10-03 Alias added: GHSA-9mx2-prfp-8hqp
References
Sources
- CVE-2020-7742 · CVE Program
- CVE-2020-7742 · NVD
- FIRST EPSS
- GHSA-9mx2-prfp-8hqp · GitHub Advisory Database · CC BY 4.0
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