CVE-2023-23737

Name: CVE-2023-23737
Creator: NVD / NIST
Published: 2023-10-12T12:15:10.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2023-23737 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Unauth. SQL Injection (SQLi) vulnerability in MainWP MainWP Broken Links Checker Extension plugin <= 4.0 versions.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

Unauth. SQL Injection (SQLi) vulnerability in MainWP MainWP Broken Links Checker Extension plugin <= 4.0 versions.

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

0.60%

44.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Managewp	Broken Link Checker	<= 4.0

References

Timeline

Published: Oct 12, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-23737?

Unauth. SQL Injection (SQLi) vulnerability in MainWP MainWP Broken Links Checker Extension plugin <= 4.0 versions.

How severe is CVE-2023-23737?

CVE-2023-23737 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2023-23737?

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-2023-23737?

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

Scan your code now

Source: NVD / NIST