cube-root directory-serve up to 1.3.7 Filename lib/helper/html.js cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in cube-root directory-serve up to 1.3.7. Affected by this vulnerability is an unknown functionality of the file lib/helper/html.js of the component Filename Handler. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2026-72570. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in cube-root directory-serve up to 1.3.7 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file lib/helper/html.js of the component Filename 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:

A stored cross-site scripting (XSS) vulnerability in cube-root/directory-serve through 1.3.7 allows an attacker to inject arbitrary JavaScript into the web interface by uploading a file with a crafted filename containing HTML attribute-breaking characters. The lib/helper/html.js file does not sanitize filenames before embedding them in HTML templates at line 28, enabling script execution in other users' browsers when they view the file listing.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-72570 since 08/10/2026. 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 are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• cube-root

Name

• directory-serve

Version

• 1.3.0
• 1.3.1
• 1.3.2
• 1.3.3
• 1.3.4
• 1.3.5
• 1.3.6
• 1.3.7

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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