Arbitrary file upload in Tiny Plupload

CVE-2021-23562

This affects the package plupload before 2.3.9. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.

Vulnerability class: Unrestricted File Upload

EPSS: 0.010 (59.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-23562?
CVE-2021-23562 is a medium-severity vulnerability in Tiny Plupload, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.2/10. Published 2021-12-03.
How severe is CVE-2021-23562?
Medium severity. CVSS v3 base score is 4.2 out of 10.