CVE-2021-24510

Name: CVE-2021-24510
Creator: NVD / NIST
Published: 2021-09-13T18:15:15.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 2.31%

Last modified Jun 17, 2026

CVE-2021-24510 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The MF Gig Calendar WordPress plugin before 1.2 does not sanitise and escape the id GET parameter before outputting back in the admin dashboard when editing an Event, leading to a reflected Cross-Site Scripting issue. EPSS estimates a 2.31% chance of exploitation in the next 30 days.

Description

The MF Gig Calendar WordPress plugin before 1.2 does not sanitise and escape the id GET parameter before outputting back in the admin dashboard when editing an Event, leading to a reflected Cross-Site Scripting issue

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

2.31%

81.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mf Gig Calendar Project	Mf Gig Calendar	<= 1.1

References

https://wpscan.com/vulnerability/715721b0-13a1-413a-864d-2380f38ecd39Third Party Advisory
https://wpscan.com/vulnerability/715721b0-13a1-413a-864d-2380f38ecd39Third Party Advisory

Timeline

Published: Sep 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24510?

How severe is CVE-2021-24510?

CVE-2021-24510 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.31% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24510?

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-2021-24510?

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

Scan your code now

Source: NVD / NIST