Vulnerability · Published Dec 15, 2025 · Assigned by VulnCheck
CVE-2023-53892Blackcat CMS 1.4 Remote Code Execution via Jquery Plugin Manager
High 8.6
In plain English
A high-severity unrestricted file upload in Blackcat CMS from blackcat-cms. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).
Severity (CVSS 4.0)8.6High
Exploit odds (30 days)0.9%top 39.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| blackcat-cms | Blackcat CMS | 1.4 |
Weakness: CWE-434 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
References
- ExploitDB-51605 exploit
- BlackCat CMS Product Webpage product
- VulnCheck Advisory: Blackcat CMS 1.4 Remote Code Execution via Jquery Plugin Manager third-party-advisory