CVE-2022-0748 Arbitrary Code Execution

2022-03-1700:00:00

snyk

www.cve.org

arbitrary code execution

cve-2022-0748

markdown parser

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.9

Confidence

High

EPSS

0.005

Percentile

76.9%

JSON

The package post-loader from 0.0.0 are vulnerable to Arbitrary Code Execution which uses a markdown parser in an unsafe way so that any javascript code inside the markdown input files gets evaluated and executed.

CNA Affected

[
  {
    "product": "post-loader",
    "vendor": "n/a",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "custom"
      }
    ]
  }
]