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CVE-2026-9161— User Enumeration in DernekPlus' Website Template

Quick assessment

Affected
DernekPlus Website Template
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

DernekPlus Website Template是DernekPlus公司的一个可快速搭建网站的页面模板。 DernekPlus Website Template 10092026及之前版本存在侧信道信息泄露漏洞，该漏洞源于可观察的响应差异，可能导致账户枚举。

CVSS 5.3 · Medium EPSS 0.33% · P26

Possible ATT&CK Techniques 2 AI

T1224 T1595 · Active Scanning

Affected Version Matrix 1

VendorProduct Version RangeStatus
DernekPlus Website Template ≤ 10092026 affected
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I. Basic Information for CVE-2026-9161

Vulnerability Information
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Vulnerability Title
User Enumeration in DernekPlus' Website Template
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
响应差异性信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
DernekPlus Website Template 侧信道信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DernekPlus Website Template是DernekPlus公司的一个可快速搭建网站的页面模板。 DernekPlus Website Template 10092026及之前版本存在侧信道信息泄露漏洞，该漏洞源于可观察的响应差异，可能导致账户枚举。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
DernekPlus Website Template 0 ~ 10092026 -

II. Public POCs for CVE-2026-9161

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-9161

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Vendor Advisories for CVE-2026-9161 (1)

IV. Related Vulnerabilities

Same product: Website Template
Same weakness: CWE-204