CVE-2021-24534

Name: CVE-2021-24534
Creator: NVD / NIST
Published: 2021-08-16T11:15:08.883+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.62%

Last modified Jun 17, 2026

CVE-2021-24534 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The PhoneTrack Meu Site Manager WordPress plugin through 0.1 does not sanitise or escape its "php_id" setting before outputting it back in an attribute in the page, leading to a stored Cross-Site Scripting issue.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

Description

The PhoneTrack Meu Site Manager WordPress plugin through 0.1 does not sanitise or escape its "php_id" setting before outputting it back in an attribute in the page, leading to a stored Cross-Site Scripting issue.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.62%

45.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Phonetrack	Phonetrack Meu Site Manager	<= 0.1

References

https://wpscan.com/vulnerability/b968b9a1-67f3-4bef-a3d3-6e8942bb6570Exploit, Third Party Advisory
https://wpscan.com/vulnerability/b968b9a1-67f3-4bef-a3d3-6e8942bb6570Exploit, Third Party Advisory

Timeline

Published: Aug 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24534?

How severe is CVE-2021-24534?

CVE-2021-24534 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24534?

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-2021-24534?

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

Scan your code now

Source: NVD / NIST