CVE-2020-7768
Prototype Pollution
CRITICAL
9.8
CVSS Score
Published: November 11, 2020 at 10:20 AM UTC
Updated: June 17, 2026 at 03:25 AM UTC
1 product affected across 1 vendorGrpc
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Severity
CRITICAL9.8
Exploit prediction
EPSS 4%
Description
The package grpc before 1.24.4; the package @grpc/grpc-js before 1.1.8 are vulnerable to Prototype Pollution via loadPackageDefinition.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.1.8v < 1.24.2v < 1.24.4
Affected range stops below 1.1.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.24.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.24.4, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (5)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/grpc/grpc-node/pull/1605x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/grpc/grpc-node/pull/1606x_refsource_MISCMitigationThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1038819x_refsource_MISCMitigationThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-JS-GRPC-598671x_refsource_MISCMitigationThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-JS-GRPCGRPCJS-1038818CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-1321
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