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Stored XSS in GFI Archiver MailInsights scheduled reports

Priority LOW 22CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

GFI Archiver before 15.14 contains a stored cross-site scripting flaw (CWE-79) in the MailInsights scheduled report configuration. An authenticated attacker can inject script through the report name parameter of /Archiver/MailInsights.aspx, because the value is stored without output encoding. The script runs in the browser of the user who created the scheduled report when that user views the MailInsights page.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

Description from the CNA

GFI Archiver before 15.14 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00138 3rd percentileScored 2026-11-07
Fix Fixed GFI Archiver (GFI Software): 15.14

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GFI SoftwareGFI Archiverbefore 15.1415.14Patch availableCNA
  • GFI Archiver VendorGFI Software Affected before 15.14 Fixed in 15.14 Patch available CNA

Remediation

Upgrade GFI Archiver to version 15.14, which fixes this issue.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

  • Fix · CNA GFI Archiver (GFI Software) Fixed in 15.14

Timeline

  1. 2026-10-23 Threatist record created from CVE-2026-112333
  2. 2026-10-23 Alias added: GHSA-4cw6-7r4w-2x8v
  3. 2026-11-05 CISA SSVC decision points changed

References

  • TI-2025-24238 GFI Kerio Control GFIAgent Missing Authentication on Administrative Interfaces CVSS 4.0CRITICAL 10.0
  • TI-2025-24239 GFI Kerio Control Unsigned System Image Upload Root Code Execution CVSS 4.0CRITICAL 9.4
  • TI-2025-24237 GFI Kerio Control GFIAgent Authentication Bypass via Proxy Forwarding CVSS 4.0CRITICAL 9.5
  • TI-2025-24524 GFI MailEssentials < 21.8 MultiNode Insecure Deserialization CVSS 3.1HIGH 8.8
  • TI-2024-35379 HTTP response splitting in GFI Software Kerio Control CVSS 3.1HIGH 8.8
  • TI-2023-10691 An issue was discovered in GFI Kerio Connect 9.4.1 patch 1 (fixed in 10.0.0). CVSS 3.1HIGH 8.8
See all 63 →

Sources