GFI Archiver up to 15.12 IMAP Server Configuration ImapServerWizard.aspx ImapServerWizard.SaveAllConfigSettings server_url cross site scripting

Summaryinfo

A vulnerability categorized as problematic has been discovered in GFI Archiver up to 15.12. The affected element is the function ImapServerWizard.SaveAllConfigSettings of the file /Archiver/ImapServerWizard.aspx of the component IMAP Server Configuration. The manipulation of the argument server_url results in cross site scripting. This vulnerability is known as CVE-2026-48534. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in GFI Archiver up to 15.12. It has been classified as problematic. Affected is the function ImapServerWizard.SaveAllConfigSettings of the file /Archiver/ImapServerWizard.aspx of the component IMAP Server Configuration. The manipulation of the argument server_url with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. CVE summarizes:

GFI Archiver before 15.13 contains a stored cross-site scripting vulnerability in the IMAP Server configuration that allows authenticated attackers to inject arbitrary web script or HTML via the server URL parameter to /Archiver/ImapServerWizard.aspx. The injected payload is stored by ImapServerWizard.SaveAllConfigSettings() without output encoding and is executed in the browsers of users who subsequently view the IMAP Server configuration page.

The advisory is shared for download at gfi.ai. This vulnerability is traded as CVE-2026-48534 since 05/21/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. 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:Archiver/ImapServerWizard.aspx it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 15.13 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• GFI

Name

• Archiver

Version

• 15.0
• 15.1
• 15.2
• 15.3
• 15.4
• 15.5
• 15.6
• 15.7
• 15.8
• 15.9
• 15.10
• 15.11
• 15.12

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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