CVE-2023-6634

Name: CVE-2023-6634
Creator: NVD / NIST
Published: 2024-01-11T09:15:50.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 8.54%

Last modified Jun 17, 2026

CVE-2023-6634 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The LearnPress plugin for WordPress is vulnerable to Command Injection in all versions up to, and including, 4.2.5.7 via the get_content function. This is due to the plugin making use of the call_user_func function with user input. EPSS estimates a 8.54% chance of exploitation in the next 30 days.

Description

The LearnPress plugin for WordPress is vulnerable to Command Injection in all versions up to, and including, 4.2.5.7 via the get_content function. This is due to the plugin making use of the call_user_func function with user input. This makes it possible for unauthenticated attackers to execute any public function with one parameter, which could result in remote code execution.

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

8.54%

94.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Thimpress	Learnpress	<= 4.2.5.7

References

https://plugins.trac.wordpress.org/changeset/3013957/learnpressThird Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/21291ed7-cdc0-4698-9ec4-8417160845ed?source=cveThird Party Advisory
https://plugins.trac.wordpress.org/changeset/3013957/learnpressThird Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/21291ed7-cdc0-4698-9ec4-8417160845ed?source=cveThird Party Advisory

Timeline

Published: Jan 11, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6634?

How severe is CVE-2023-6634?

CVE-2023-6634 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 8.54% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6634?

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-2023-6634?

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

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Source: NVD / NIST