---
id: CVE-2026-9161
title: "Observable response discrepancy vulnerability in DernekPlus Website Template allows Account Footprinting.\n\nThis issue affects Website Template: through 10092026.\_NOTE: The vendor was contacted early about this disclosure but did not resp…"
summary: "Observable response discrepancy vulnerability in DernekPlus Website Template allows Account Footprinting.\n\nThis issue affects Website Template: through 10092026.\_NOTE: The vendor was contacted early about this disclosure but did not resp…"
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-204
vendor: DernekPlus
product: Website Template
affected:
  - website_template <= 10092026
published: '2026-09-10'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T15:13:07.090'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-9161'
references:
  - url: 'https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1062'
    label: iletisim@usom.gov.tr
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-10T12:42:00.400252Z'
ingestedAt: '2026-09-10T12:48:46.274Z'
epss: 0.00197
epssPercentile: 0.09775
---

## Overview

Observable response discrepancy vulnerability in DernekPlus Website Template allows Account Footprinting.

This issue affects Website Template: through 10092026. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.