CVE-2023-53892

HIGH

Blackcat CMS 1.4 - Authenticated Remote Code Execution via jQuery Plugin Manager

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-53892. PoCs published by Mirabbas Ağalarov.

AI-analyzed exploit summary This exploit demonstrates an authenticated RCE vulnerability in Blackcat CMS v1.4 by uploading a malicious ZIP file containing a PHP shell via the jQuery plugin manager. The uploaded file is then accessible and executable via a direct HTTP request.

Description

Blackcat CMS 1.4 contains a remote code execution vulnerability that allows authenticated administrators to upload malicious PHP files through the jquery plugin manager. Attackers can upload a zip file with a PHP shell script and execute arbitrary system commands by accessing the uploaded plugin's PHP file with a 'code' parameter.

Exploits (1)

exploitdb WORKING POC
by Mirabbas Ağalarov · textwebappsphp
https://www.exploit-db.com/exploits/51605

This exploit demonstrates an authenticated RCE vulnerability in Blackcat CMS v1.4 by uploading a malicious ZIP file containing a PHP shell via the jQuery plugin manager. The uploaded file is then accessible and executable via a direct HTTP request.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Blackcat CMS v1.4
Auth required
Prerequisites: Admin credentials · Access to the jQuery plugin manager
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory, VDB Entry exploit
https://www.exploit-db.com/exploits/51605
Product product
https://blackcat-cms.org/

Scores

CVSS v3 7.2
EPSS 0.0078
EPSS Percentile 51.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (2)
blackcat-cms/Blackcat CMS 1.4
blackcat-cms/blackcat_cms 1.4
Published Dec 15, 2025
Tracked Since Feb 18, 2026