What is CVE-2021-42546?

CVE-2021-42546 is a medium-severity vulnerability in Wp Cloud Plugins Use-Your-Drive, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2021-12-13.

How severe is CVE-2021-42546?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Is CVE-2021-42546 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Wp Cloud Plugins Use-Your-Drive

CVE-2021-42546

Insufficient Input Validation in the search functionality of Wordpress plugin Use-Your-Drive prior to 1.18.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (50.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N.

Affected products

Wp Cloud Plugins Use-your-drive — versions unspecified
Wpcloudplugins Use-your-drive

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

vulnerability@ncsc.ch (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-42546?: CVE-2021-42546 is a medium-severity vulnerability in Wp Cloud Plugins Use-Your-Drive, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2021-12-13.
How severe is CVE-2021-42546?: Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2021-42546 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.