# CVE-2026-5043

## Summary

- **CVE ID:** CVE-2026-5043
- **Severity:** HIGH
- **CVSS Score:** 9 (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)
- **CWE:** CWE-121, CWE-119
- **Published:** Mar 29, 2026
- **Last Modified:** Mar 30, 2026

## Description

A weakness has been identified in Belkin F9K1122 1.00.33. The impacted element is the function formSetPassword of the file /goform/formSetPassword of the component Parameter Handler. This manipulation of the argument webpage causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

## Affected Products

- Belkin — F9K1122 (1.00.33)

## References

- [CNA](https://vuldb.com/vuln/353966)
- [CNA](https://vuldb.com/vuln/353966/cti)
- [CNA](https://vuldb.com/submit/779124)
- [CNA](https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_154/README.md)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.79%
- **EPSS Percentile:** 54.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._