Rejetto HFS up to 3.2.0 Log Rendering Username cross site scripting

Summaryinfo

A vulnerability labeled as problematic has been found in Rejetto HFS up to 3.2.0. Affected by this vulnerability is an unknown functionality of the component Log Rendering. Executing a manipulation of the argument Username can lead to cross site scripting. This vulnerability is handled as CVE-2026-61501. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Rejetto HFS up to 3.2.0. This vulnerability affects an unknown part of the component Log Rendering. The manipulation of the argument Username 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. CVE summarizes:

Rejetto HFS 3.0.0 through 3.2.0 renders log entries in the administration panel as HTML without sanitization. A remote unauthenticated attacker can submit a failed login with a crafted username that is written to the error log and executes JavaScript in an administrator's browser when the logs are viewed, allowing the attacker to create accounts or execute code on the server with the administrator's privileges.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-61501 since 07/10/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 3.2.1 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Rejetto

Name

• HFS

Version

• 3.0
• 3.1
• 3.2.0

Website

• Product: https://github.com/rejetto/hfs/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion