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CVE-2026-2055— D-Link DIR-605L/DIR-619L DHCP Client Information information disclosure

Quick assessment

Affected
D-Link DIR-605L
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.

D-Link DIR-605L和D-Link DIR-619L都是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-605L 2.06B01/2.13B01版本和DIR-619L 2.06B01/2.13B01版本存在访问控制错误漏洞，该漏洞源于对组件DHCP Client Information Handler的错误操作，可能导致信息泄露。

CVSS 5.3 · Medium EPSS 0.91% · P57

Possible ATT&CK Techniques 1 AI

T1115 · Clipboard Data
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I. Basic Information for CVE-2026-2055

Vulnerability Information
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Vulnerability Title
D-Link DIR-605L/DIR-619L DHCP Client Information information disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in D-Link DIR-605L and DIR-619L 2.06B01/2.13B01. The affected element is an unknown function of the component DHCP Client Information Handler. Executing a manipulation can lead to information disclosure. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.
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
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-605L和D-Link DIR-619L 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-605L和D-Link DIR-619L都是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-605L 2.06B01/2.13B01版本和DIR-619L 2.06B01/2.13B01版本存在访问控制错误漏洞，该漏洞源于对组件DHCP Client Information Handler的错误操作，可能导致信息泄露。
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
D-Link DIR-605L 2.06B01 -
D-Link DIR-619L 2.06B01 -

II. Public POCs for CVE-2026-2055

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III. Intelligence Information for CVE-2026-2055

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Vendor Pages for CVE-2026-2055 (1)

Other References for CVE-2026-2055 (1)

Same Patch Batch · D-Link · 2026-02-06 · 5 CVEs total

CVE-2026-2056 5.3 MEDIUM D-Link DIR-605L/DIR-619L DHCP Connection Status wan_connection_status.asp information disc
CVE-2026-2054 5.3 MEDIUM D-Link DIR-605L/DIR-619L Wifi Setting information disclosure
CVE-2026-2063 4.7 MEDIUM D-Link DIR-823X Web Management set_ac_server os command injection
CVE-2026-2061 4.7 MEDIUM D-Link DIR-823X set_ipv6 sub_424D20 os command injection

IV. Related Vulnerabilities

Same product: DIR-605L
Same vendor: D-Link
Same weakness: CWE-200

V. Comments for CVE-2026-2055

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