CVE-2021-24145

Name: CVE-2021-24145
Creator: NVD / NIST
Published: 2021-03-18T15:15:15.4+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 88.16%

Last modified Jun 17, 2026

CVE-2021-24145 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Arbitrary file upload in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly check the imported file, allowing PHP ones to be uploaded by administrator by using the 'text/csv' content-type in the request.. EPSS estimates a 88.16% chance of exploitation in the next 30 days.

Description

Arbitrary file upload in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly check the imported file, allowing PHP ones to be uploaded by administrator by using the 'text/csv' content-type in the request.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

88.16%

99.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Webnus	Modern Events Calendar Lite	< 5.16.5

References

http://packetstormsecurity.com/files/163346/WordPress-Modern-Events-Calendar-5.16.2-Shell-Upload.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/163672/WordPress-Modern-Events-Calendar-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://wpscan.com/vulnerability/f42cc26b-9aab-4824-8168-b5b8571d1610Exploit, Third Party Advisory
http://packetstormsecurity.com/files/163346/WordPress-Modern-Events-Calendar-5.16.2-Shell-Upload.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/163672/WordPress-Modern-Events-Calendar-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://wpscan.com/vulnerability/f42cc26b-9aab-4824-8168-b5b8571d1610Exploit, Third Party Advisory

Timeline

Published: Mar 18, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24145?

How severe is CVE-2021-24145?

CVE-2021-24145 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 88.16% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24145?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24145?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST