CVE-2021-23439

low-risk
Published 2021-09-05

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).

Do I need to act?

-
0.41% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.2/10 Medium
NETWORK / HIGH complexity

Affected Products (1)

File-Upload-With-Preview

Affected Vendors

Johndatserakis

References (6)

Broken Link https://github.com/johndatserakis/file-upload-with-preview/blob/develop/src/file...
Patch https://github.com/johndatserakis/file-upload-with-preview/pull/40/files?file-fi...
Third Party Advisory https://snyk.io/vuln/SNYK-JS-FILEUPLOADWITHPREVIEW-1579492
Broken Link https://github.com/johndatserakis/file-upload-with-preview/blob/develop/src/file...
Patch https://github.com/johndatserakis/file-upload-with-preview/pull/40/files?file-fi...
Third Party Advisory https://snyk.io/vuln/SNYK-JS-FILEUPLOADWITHPREVIEW-1579492
21
/ 100
low-risk
Severity 14/34 · Moderate
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal