CVE-2021-24764

Name: CVE-2021-24764
Creator: NVD / NIST
Published: 2022-02-01T13:15:08.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.80%

Last modified Jun 17, 2026

CVE-2021-24764 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Perfect Survey WordPress plugin before 1.5.2 does not sanitise and escape multiple parameters (id and filters[session_id] of single_statistics page, type and message of importexport page) before outputting them back in pages/attributes in the admin dashboard, leading to Reflected Cross-Site Scripting issues. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

The Perfect Survey WordPress plugin before 1.5.2 does not sanitise and escape multiple parameters (id and filters[session_id] of single_statistics page, type and message of importexport page) before outputting them back in pages/attributes in the admin dashboard, leading to Reflected Cross-Site Scripting issues

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

0.80%

51.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Getperfectsurvey	Perfect Survey	< 1.5.2

References

https://wpscan.com/vulnerability/c2f8e9b9-c044-4c45-8d17-e628e9cb5d59Exploit, Third Party Advisory
https://wpscan.com/vulnerability/c2f8e9b9-c044-4c45-8d17-e628e9cb5d59Exploit, Third Party Advisory

Timeline

Published: Feb 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24764?

How severe is CVE-2021-24764?

CVE-2021-24764 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24764?

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-2021-24764?

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

Scan your code now

Source: NVD / NIST