CVE-2021-24385

Name: CVE-2021-24385
Creator: NVD / NIST
Published: 2021-07-12T20:15:08.64+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.79%

Last modified Jun 17, 2026

CVE-2021-24385 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Filebird Plugin 4.7.3 introduced a SQL injection vulnerability as it is making SQL queries without escaping user input data from a HTTP post request. This is a major vulnerability as the user input is not escaped and passed directly to the get_col function and it allows SQL injection. EPSS estimates a 2.79% chance of exploitation in the next 30 days.

Description

The Filebird Plugin 4.7.3 introduced a SQL injection vulnerability as it is making SQL queries without escaping user input data from a HTTP post request. This is a major vulnerability as the user input is not escaped and passed directly to the get_col function and it allows SQL injection. The Rest API endpoint which invokes this function also does not have any required permissions/authentication and can be accessed by an anonymous user.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.79%

84.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Ninjateam	Filebird	4.7.3

References

https://10up.com/blog/2021/security-vulnerability-filebird-wordpress-plugin/Third Party Advisory
https://wpscan.com/vulnerability/754ac750-0262-4f65-b23e-d5523995fbfaExploit, Third Party Advisory
https://10up.com/blog/2021/security-vulnerability-filebird-wordpress-plugin/Third Party Advisory
https://wpscan.com/vulnerability/754ac750-0262-4f65-b23e-d5523995fbfaExploit, Third Party Advisory

Timeline

Published: Jul 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24385?

How severe is CVE-2021-24385?

CVE-2021-24385 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.79% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24385?

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-2021-24385?

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

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Source: NVD / NIST