CVE-2026-5042 PUBLISHED

Belkin F9K1122 Parameter formCrossBandSwitch stack-based overflow

Assigner: VulDB
Reserved: 27.03.2026 Published: 29.03.2026 Updated: 29.03.2026

A security flaw has been discovered in Belkin F9K1122 1.00.33. The affected element is the function formCrossBandSwitch of the file /goform/formCrossBandSwitch of the component Parameter Handler. The manipulation of the argument webpage results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CVSS Score: 8.7

Product Status

Vendor Belkin
Product F9K1122
Versions
  • Version 1.00.33 is affected

Credits

  • LtzHuster2 (VulDB User) reporter
  • VulDB coordinator

References

Problem Types

  • Stack-based Buffer Overflow CWE
  • Memory Corruption CWE