Quest Foglight for Databases paFnUploadFileAndCreateInfo Directory Traversal Remote Code Execution Vulnerability

November 3rd, 2026
ZDI-26-858 ZDI-CAN-29038

CVE ID

CVE-2026-92186

CVSS Score

8.8 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors

Quest

Affected Products

Foglight for Databases

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest Foglight for Databases. Authentication is required to exploit this vulnerability.

The specific flaw exists within the paFnUploadFileAndCreateInfo script. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

Additional Details

Fixed in Foglight 8.3


Disclosure Timeline

  • 2026-05-21 - Vulnerability reported to vendor
  • 2026-11-03 - Coordinated public release of advisory
  • 2026-11-03 - Advisory Updated

Credit

06fe5fd2bc53027c4a3b7e395af0b850e7b8a044

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