CVE-2026-1744

A vulnerability was found in D-Link DSL-6641K N8.TR069.20131126. Affected by this issue is the function doSubmitPPP of the file sp_pppoe_user.js. The manipulation of the argument Username results in cross site scripting. The attack may be launched remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS v3 2.4 LOW
CVSS v2.0 3.3 LOW

2.4^/10

CVSS v3 : LOW

Vector :

Exploitability : 0.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

3.3^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:L/Au:M/C:N/I:P/A:N

Exploitability : 6.4 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://tzh00203.notion.site/D-Link-DSL6641K-version-N8-TR069-20131126-XSS-via-sp_pppoe_user-js-Configuration-2eeb5c52018a80d083aaf19efbaa9130?source=copy_link	Exploit Third Party Advisory
https://vuldb.com/?ctiid.343675	Permissions Required VDB Entry
https://vuldb.com/?id.343675	Third Party Advisory VDB Entry
https://vuldb.com/?submit.742439	Third Party Advisory VDB Entry
https://www.dlink.com/	Product
https://tzh00203.notion.site/D-Link-DSL6641K-version-N8-TR069-20131126-XSS-via-sp_pppoe_user-js-Configuration-2eeb5c52018a80d083aaf19efbaa9130?source=copy_link	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dsl-6641k_firmware:n8.tr069.20131126:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dsl-6641k:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-02 05:15

Updated : 2026-02-10 17:42

NVD link : CVE-2026-1744

Mitre link : CVE-2026-1744

CVE.ORG link : CVE-2026-1744

JSON object : View

Products Affected

dlink

dsl-6641k_firmware
dsl-6641k

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-94

Improper Control of Generation of Code ('Code Injection')

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Affected by this issue is the function doSubmitPPP of the file sp_pppoe_user.js. The manipulation of the argument Username results in cross site scripting. The attack may be launched remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en D-Link DSL-6641K N8.TR069.20131126. Afectada por este problema es la funci\u00f3n doSubmitPPP del archivo sp_pppoe_user.js. La manipulaci\u00f3n del argumento Username resulta en cross site scripting. El ataque puede ser lanzado remotamente. El exploit ha sido hecho p\u00fablico y podr\u00eda ser usado. 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