CVE-2023-1020

Name: CVE-2023-1020
Creator: NVD / NIST
Published: 2023-04-24T19:15:09.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 4.99%

Last modified Jun 17, 2026

CVE-2023-1020 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Steveas WP Live Chat Shoutbox WordPress plugin through 1.4.2 does not sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection.. EPSS estimates a 4.99% chance of exploitation in the next 30 days.

Description

The Steveas WP Live Chat Shoutbox WordPress plugin through 1.4.2 does not sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection.

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

4.99%

91.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Wp Live Chat Shoutbox Project	Wp Live Chat Shoutbox	<= 1.4.2

References

https://wpscan.com/vulnerability/4e5aa9a3-65a0-47d6-bc26-a2fb6cb073ffExploit, Third Party Advisory
https://wpscan.com/vulnerability/4e5aa9a3-65a0-47d6-bc26-a2fb6cb073ffExploit, Third Party Advisory

Timeline

Published: Apr 24, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-1020?

How severe is CVE-2023-1020?

CVE-2023-1020 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.99% probability of exploitation in the next 30 days.

How do I fix CVE-2023-1020?

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-2023-1020?

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

Scan your code now

Source: NVD / NIST