CVE-2021-24966

Name: CVE-2021-24966
Creator: NVD / NIST
Published: 2022-03-14T15:15:08.76+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.9/10EPSS 5.19%

Last modified Jun 17, 2026

CVE-2021-24966 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. The Error Log Viewer WordPress plugin through 1.1.1 does not validate the path of the log file to clear, allowing high privilege users to clear arbitrary files on the web server, including those outside of the blog folder. EPSS estimates a 5.19% chance of exploitation in the next 30 days.

Description

The Error Log Viewer WordPress plugin through 1.1.1 does not validate the path of the log file to clear, allowing high privilege users to clear arbitrary files on the web server, including those outside of the blog folder

Metrics

CVSS 3.1

4.9/10

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

EPSS Probability

5.19%

91.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-73

Affected Software

Vendor	Product	Versions
Bestwebsoft	Error Log Viewer	<= 1.1.1

References

https://wpscan.com/vulnerability/166a4f88-4f0c-4bf4-b624-5e6a02e21fa0Exploit, Third Party Advisory
https://wpscan.com/vulnerability/166a4f88-4f0c-4bf4-b624-5e6a02e21fa0Exploit, Third Party Advisory

Timeline

Published: Mar 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24966?

How severe is CVE-2021-24966?

CVE-2021-24966 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 5.19% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24966?

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-2021-24966?

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

Scan your code now

Source: NVD / NIST