CVE-2026-5611

A vulnerability was found in Belkin F9K1015 1.00.10. This affects the function formCrossBandSwitch of the file /goform/formCrossBandSwitch. Performing a manipulation of the argument webpage results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Litengzheng/vuldb_new/blob/main/Belkin%20F9K1015/vul_5/README.md	Exploit Third Party Advisory
https://vuldb.com/submit/785538	Third Party Advisory VDB Entry
https://vuldb.com/vuln/355402	Third Party Advisory VDB Entry
https://vuldb.com/vuln/355402/cti	Permissions Required VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:belkin:f9k1015_firmware:1.00.10:*:*:*:*:*:*:*

cpe:2.3:h:belkin:f9k1015:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-06 03:16

Updated : 2026-07-24 20:10

NVD link : CVE-2026-5611

Mitre link : CVE-2026-5611

CVE.ORG link : CVE-2026-5611

JSON object : View

Products Affected

belkin

f9k1015
f9k1015_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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El proveedor fue contactado tempranamente sobre esta divulgaci\u00f3n pero no respondi\u00f3 de ninguna manera."}], "lastModified": "2026-07-24T20:10:00.147", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:belkin:f9k1015_firmware:1.00.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3DEB0AFD-4E01-4FD5-8A41-6BD0E2D4DF0B"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:belkin:f9k1015:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0D273CA6-07A9-43B2-87B3-D0DE1A5B89FA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}