innovastudio WYSIWYG Editor up to 5.4 unrestricted upload

Summaryinfo

A vulnerability identified as critical has been detected in innovastudio WYSIWYG Editor up to 5.4. Impacted is an unknown function. The manipulation leads to unrestricted upload. This vulnerability is documented as CVE-2023-53950. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in innovastudio WYSIWYG Editor up to 5.4. It has been rated as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was released by Zer0FauLT as 51362. The advisory is shared at exploit-db.com. The identification of this vulnerability is CVE-2023-53950 since 12/16/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (51362). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• innovastudio

Name

• WYSIWYG Editor

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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