CVE-2021-24883

Name: CVE-2021-24883
Creator: NVD / NIST
Published: 2021-11-29T09:15:07.743+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2021-24883 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The Popup Anything WordPress plugin before 2.0.4 does not escape the Link Text and Button Text fields of Popup, which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

The Popup Anything WordPress plugin before 2.0.4 does not escape the Link Text and Button Text fields of Popup, which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks

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

0.78%

51.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Essentialplugin	Popup Anything	< 2.0.4

References

https://plugins.trac.wordpress.org/changeset/2610975Release Notes, Third Party Advisory
https://wpscan.com/vulnerability/c5dd3812-ea20-4e05-a5d3-84830b452822Third Party Advisory
https://www.fortiguard.com/zeroday/FG-VD-21-069Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2610975Release Notes, Third Party Advisory
https://wpscan.com/vulnerability/c5dd3812-ea20-4e05-a5d3-84830b452822Third Party Advisory
https://www.fortiguard.com/zeroday/FG-VD-21-069Third Party Advisory

Timeline

Published: Nov 29, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24883?

How severe is CVE-2021-24883?

CVE-2021-24883 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24883?

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-2021-24883?

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

Scan your code now

Source: NVD / NIST