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CVE-2026-112146— D-Link E15/M32/R15/R32 MQTT Broker passwd hard-coded credentials

Quick assessment

Affected
D-Link E15
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.

在 D-Link E15、M32、R15 和 R32 设备中检测到一处漏洞。该问题影响 MQTT Broker 组件对文件 的某种未知处理过程。攻击者通过操纵该文件，可利用其中硬编码的凭证发起攻击。该攻击可远程实施，且利用代码现已公开，可被利用。

CVSS 7.4 · High

Affected Version Matrix 4

VendorProduct Version RangeStatus
D-Link E15 n/a affected
D-Link M32 n/a affected
D-Link R15 n/a affected
D-Link R32 n/a affected
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I. Basic Information for CVE-2026-112146

Vulnerability Information
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Vulnerability Title
D-Link E15/M32/R15/R32 MQTT Broker passwd hard-coded credentials
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in D-Link E15, M32, R15 and R32. This issue affects some unknown processing of the file /etc/emDaemon/passwd of the component MQTT Broker. The manipulation results in hard-coded credentials. It is possible to launch the attack remotely. The exploit is now public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的凭证
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
D-Link E15 n/a cpe:2.3:h:d-link:e15:*:*:*:*:*:*:*:*
D-Link M32 n/a cpe:2.3:h:d-link:m32:*:*:*:*:*:*:*:*
D-Link R15 n/a cpe:2.3:h:d-link:r15:*:*:*:*:*:*:*:*
D-Link R32 n/a cpe:2.3:h:d-link:r32:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-112146

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III. Intelligence Information for CVE-2026-112146

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Proof of Concept for CVE-2026-112146 (2)

Vendor Pages for CVE-2026-112146 (1)

IV. Related Vulnerabilities

Same vendor: D-Link
Same weakness: CWE-798

V. Comments for CVE-2026-112146

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