Summaryinfo

A vulnerability classified as problematic was found in Teampass up to 3.1.5.15. This affects an unknown function of the file redacted/index.php of the component Login Form. Executing a manipulation of the argument Username can lead to cross site scripting. This vulnerability is registered as CVE-2026-3106. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Teampass up to 3.1.5.15. This vulnerability affects an unknown function of the file redacted/index.php of the component Login Form. 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:

Blind Cross-Site Scripting (XSS) in Teampass, versions prior to 3.1.5.16, within the password manager login functionality in the 'contraseña' parameter of the login form 'redacted/index.php'. During failed authentication attempts, the application does not properly clean or encode the information entered by the user in the username field. As a result, arbitrary JavaScript code is automatically executed in the administrator's browser when viewing failed login entries, resulting in a blind XSS condition.

The weakness was published by Julen Garrido Estévez. The advisory is shared for download at incibe.es. This vulnerability was named CVE-2026-3106 since 02/24/2026. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation requires an enhanced level of successful authentication. 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.

By approaching the search of inurl:redacted/index.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 3.1.5.16 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Teampass

Version

• 3.1.5.0
• 3.1.5.1
• 3.1.5.2
• 3.1.5.3
• 3.1.5.4
• 3.1.5.5
• 3.1.5.6
• 3.1.5.7
• 3.1.5.8
• 3.1.5.9
• 3.1.5.10
• 3.1.5.11
• 3.1.5.12
• 3.1.5.13
• 3.1.5.14
• 3.1.5.15

License

• free

CPE 2.3info

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CPE 2.2info

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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