Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Belkin | F9K1122 Firmware | 1.00.33 |
| Belkin | F9K1122 | - |
Related Weaknesses (CWE)
References
- https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_153/README.mdExploitThird Party Advisory
- https://vuldb.com/submit/779123Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/353965Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/353965/ctiPermissions RequiredVDB Entry
FAQ
What is CVE-2026-5042?
CVE-2026-5042 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 ...
How severe is CVE-2026-5042?
CVE-2026-5042 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-5042?
Check the references section above for vendor advisories and patch information. Affected products include: Belkin F9K1122 Firmware, Belkin F9K1122.