What’s Vulnerable › Vulnerabilities

CVE-2023-53892: Blackcat CMS 1.4 Remote Code Execution via Jquery Plugin Manager

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-15 · updated 2026-06-17
• Weakness: CWE-434

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

• blackcat-cms Blackcat CMS: 1.4

References

• https://blackcat-cms.org/
• https://www.exploit-db.com/exploits/51605
• https://www.vulncheck.com/advisories/blackcat-cms-remote-code-execution-via-jquery-plugin-manager
• https://www.exploit-db.com/exploits/51605

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