CVE-2021-23439 Cross-site Scripting (XSS)

2021-09-0500:00:00

snyk

www.cve.org

4.2 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

34.7%

JSON

This affects the package file-upload-with-preview before 4.2.0. A file containing malicious JavaScript code in the name can be uploaded (a user needs to be tricked into uploading such a file).

CNA Affected

[
  {
    "product": "file-upload-with-preview",
    "vendor": "n/a",
    "versions": [
      {
        "lessThan": "4.2.0",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

github.com/johndatserakis/file-upload-with-preview/blob/develop/src/file-upload-with-preview.js%23L168

github.com/johndatserakis/file-upload-with-preview/pull/40/files?file-filters%5B%5D=.js&hide-deleted-files=true%23diff-fe47b243de17419c0daa22cd785cd754baed60cf3679d3da1d6fe006f9f4a7f0R174

snyk.io/vuln/SNYK-JS-FILEUPLOADWITHPREVIEW-1579492