CVE-2026-4566
Last modified
CVE-2026-4566 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A flaw has been found in Belkin F9K1122 1.00.33. The affected element is the function formWISP5G of the file /goform/formWISP5G. EPSS estimates a 0.69% chance of exploitation in the next 30 days.
Description
A flaw has been found in Belkin F9K1122 1.00.33. The affected element is the function formWISP5G of the file /goform/formWISP5G. Executing a manipulation of the argument webpage can lead to stack-based buffer overflow. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Belkin | F9k1122 Firmware | 1.00.33 |
References
- https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_151/README.mdExploit, Third Party Advisory
- https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_151/README.md#proof-of-concept-pocExploit, Third Party Advisory
- https://vuldb.com/?ctiid.352403Permissions Required, VDB Entry
- https://vuldb.com/?id.352403Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.775132Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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