CVE-2021-23562

Arbitrary File Upload

Description

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.

Category

4.2
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.95% Top 25%
Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io Third-Party Advisory snyk.io Third-Party Advisory snyk.io
Affected: n/a plupload
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-PLUPLOAD-1583909 third party advisory patch
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-2306663 third party advisory patch
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBMOXIECODE-2306664 third party advisory patch
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-2306665 third party advisory patch
https://github.com/moxiecode/plupload/blob/master/js/jquery.plupload.queue/jquery.plupload.queue.js%23L226 broken link
https://github.com/moxiecode/plupload/commit/d12175d4b5fa799b994ee1bb17bfbeec55b386fb third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-23562?
CVE-2021-23562 has been scored as a medium severity vulnerability.
How to fix CVE-2021-23562?
To fix CVE-2021-23562, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23562 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-23562 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23562?
CVE-2021-23562 affects n/a plupload.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.