DzzOffice 2.3.x Request Parameter edit_form.htm edit_form cross site scripting

Summaryinfo

A vulnerability classified as problematic has been found in DzzOffice 2.3.x. This vulnerability affects the function edit_form of the file dzz/comment/template/edit_form.htm of the component Request Parameter Handler. This manipulation causes cross site scripting. This vulnerability appears as CVE-2025-63693. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in DzzOffice 2.3.x. It has been declared as problematic. Affected by this vulnerability is the function edit_form of the file dzz/comment/template/edit_form.htm of the component Request Parameter Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

The comment editing template (dzz/comment/template/edit_form.htm) in DzzOffice 2.3.x lacks adequate security escaping for user-controllable data in multiple contexts, including HTML and JavaScript strings. This allows low-privilege attackers to construct comment content or request parameters and execute arbitrary JavaScript code when the victim opens the editing pop-up.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-63693 since 10/27/2025. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

By approaching the search of inurl:dzz/comment/template/edit_form.htm it is possible to find vulnerable targets with Google Hacking.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• DzzOffice

Version

• 2.3.x

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CPE 2.2info

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