CVE-2026-48539

MEDIUMCVSS 5.4/10

Last modified

CVE-2026-48539 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. GFI Archiver before 15.13 contains a stored cross-site scripting vulnerability in the MailInsights scheduled report configuration that allows authenticated attackers to inject arbitrary web script or HTML via the report name parameter to /Archiver/MailInsights.aspx. The injected payload is stored by ReportScheduling.btnSaveReport_Click() without output encoding and is executed in the browser of the user who created the scheduled report when they subsequently view the MailInsights page..

Description

GFI Archiver before 15.13 contains a stored cross-site scripting vulnerability in the MailInsights scheduled report configuration that allows authenticated attackers to inject arbitrary web script or HTML via the report name parameter to /Archiver/MailInsights.aspx. The injected payload is stored by ReportScheduling.btnSaveReport_Click() without output encoding and is executed in the browser of the user who created the scheduled report when they subsequently view the MailInsights page.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
GFI SoftwareGFI Archiver< 15.13

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-48539?
GFI Archiver before 15.13 contains a stored cross-site scripting vulnerability in the MailInsights scheduled report configuration that allows authenticated attackers to inject arbitrary web script or HTML via the report name parameter to /Archiver/MailInsights.aspx. The injected payload is stored by ReportScheduling.btnSaveReport_Click() without output encoding and is executed in the browser of the user who created the scheduled report when they subsequently view the MailInsights page.
How severe is CVE-2026-48539?
CVE-2026-48539 has a CVSS score of 5.4/10 (MEDIUM severity).
How do I fix CVE-2026-48539?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST