CVE-2023-6634

HIGH EXPLOITED NUCLEI

LearnPress <4.2.5.7 - Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2023-6634 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including krn966. A Nuclei detection template is also available.

AI-analyzed exploit summary This repository contains a functional Python exploit for CVE-2023-6634, targeting a deserialization vulnerability in the LearnPress WordPress plugin (versions up to 4.2.5.7). The exploit constructs malicious payloads to achieve remote code execution via the `load_content_via_ajax` endpoint.

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.

Exploits (1)

nomisec WORKING POC 4 stars
by krn966 · remote
https://github.com/krn966/CVE-2023-6634

This repository contains a functional Python exploit for CVE-2023-6634, targeting a deserialization vulnerability in the LearnPress WordPress plugin (versions up to 4.2.5.7). The exploit constructs malicious payloads to achieve remote code execution via the `load_content_via_ajax` endpoint.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: LearnPress WordPress plugin <= 4.2.5.7
No auth needed
Prerequisites: Target running vulnerable LearnPress plugin · Network access to the WordPress site
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Nuclei Templates (1)

LearnPress < 4.2.5.8 - Remote Code Execution
CRITICALVERIFIEDby iamnoooob,rootxharsh,pdresearch
Shodan: http.html:/wp-content/plugins/learnpress
FOFA: body=/wp-content/plugins/learnpress

Scores

CVSS v3 8.1
EPSS 0.0854
EPSS Percentile 94.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

VulnCheck KEV 2024-01-04
CWE
CWE-77 CWE-88
Status published
Products (2)
thimpress/learnpress < 4.2.5.7
thimpress/LearnPress – WordPress LMS Plugin for Create and Sell Online Courses < 4.2.5.7
Published Jan 11, 2024
Tracked Since Feb 18, 2026