PT-2025-52521 · Innovastudio · Innovastudio Wysiwyg Editor

Zer0Fault · Published 2025-12-19 · Updated 2025-12-20 · CVE-2023-53950

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions InnovaStudio WYSIWYG Editor version 5.4

Description The software contains an unrestricted file upload issue 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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2023-53950

Affected Products

Innovastudio Wysiwyg Editor

References · 8

• 🔥 https://exploit-db.com/exploits/51362 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-53950 · Security Note
• https://vulncheck.com/advisories/innovastudio-wysiwyg-editor-unrestricted-file-upload-via-filename-manipulation · Note
• https://innovastudio.com · Note
• https://t.me/CVEtracker/40313 · Telegram Post
• https://twitter.com/CveFindCom/status/2002131751225753919 · Twitter Post
• https://twitter.com/CVEnew/status/2002466761589870688 · Twitter Post
• https://twitter.com/TheHackerWire/status/2002127852779495880 · Twitter Post