CVE-2026-5611

HIGH 8.8

Belkin F9K1015 formCrossBandSwitch stack-based overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

12th

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.

CWE	CWE-121 CWE-119
Vendor	belkin
Product	f9k1015
Published	Apr 6, 2026
Last Updated	Apr 7, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Belkin / F9K1015

1.00.10

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/355402 vuldb.com: https://vuldb.com/vuln/355402/cti vuldb.com: https://vuldb.com/submit/785538 github.com: https://github.com/Litengzheng/vuldb_new/blob/main/Belkin%20F9K1015/vul_5/README.md

Credits

🔍 LtzHust (VulDB User) VulDB CNA Team