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Case File

CVE-2023-53950

CRITICAL · CVSS 9.8 EPSS 0.57% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-12-19 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2023-53950
Severity
CRITICAL
CVSS
9.8
EPSS
0.57%

Original NVD Description

InnovaStudio WYSIWYG Editor 5.4 contains an unrestricted file upload vulnerability that allows attackers to bypass file extension restrictions through filename manipulation. Attackers can upload malicious ASP shells by using null byte techniques and alternate file extensions to circumvent upload controls in the asset manager.