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Vulnerability record · CVE-2025-11300 · published 5 October 2025

CVE-2025-11300: Belkin f9k1015 firmware memory buffer overflow vulnerability

Belkin · F9k1015 Firmware

A security flaw has been discovered in Belkin F9K1015 1.00.10. The impacted element is an unknown function of the file /goform/formWlanMP. The manipulation of the argument ateFunc results in buffer overflow. It is possible to launch the attack 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.

7.4 CVSS 4.0 High EPSS 0.84% · top 43.9% CWE-119 · Memory buffer overflowCWE-120 · Classic buffer overflow
7.4CVSS 4.0 base score, v2 9.0
0.84%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
7References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A security flaw has been discovered in Belkin F9K1015 1.00.10. The impacted element is an unknown function of the file /goform/formWlanMP. The manipulation of the argument ateFunc results in buffer overflow. It is possible to launch the attack 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: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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/panda666-888/vuls/blob/main/belkin/f9k1015/formWlanMP.md ExploitThird Party Advisory
https://github.com/panda666-888/vuls/blob/main/belkin/f9k1015/formWlanMP.md#poc ExploitThird Party Advisory
https://vuldb.com/?ctiid.327181 Permissions RequiredVDB Entry
https://vuldb.com/?id.327181 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.661304 Third Party AdvisoryVDB Entry
https://github.com/panda666-888/vuls/blob/main/belkin/f9k1015/formWlanMP.md ExploitThird Party Advisory
https://github.com/panda666-888/vuls/blob/main/belkin/f9k1015/formWlanMP.md#poc ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.4CVE-2026-5628Belkin f9k1015 firmware memory buffer overflow vulnerabilityA security vulnerability has been detected in Belkin F9K1015 1.00.10. Impacted is the function formSetSystemSettings of the file /goform/formSetSyste…EPSS 1.1%7.4CVE-2026-5629Belkin f9k1015 firmware memory buffer overflow vulnerabilityA vulnerability was detected in Belkin F9K1015 1.00.10. The affected element is the function formSetFirewall of the file /goform/formSetFirewall. The…EPSS 1.1%7.4CVE-2026-5614Belkin f9k1015 firmware memory buffer overflow vulnerabilityA security flaw has been discovered in Belkin F9K1015 1.00.10. Impacted is the function formSetPassword of the file /goform/formSetPassword. The mani…EPSS 1.5%7.4CVE-2026-5611Belkin f9k1015 firmware memory buffer overflow vulnerabilityA vulnerability was found in Belkin F9K1015 1.00.10. This affects the function formCrossBandSwitch of the file /goform/formCrossBandSwitch. Performin…EPSS 1.1%7.4CVE-2026-5612Belkin f9k1015 firmware memory buffer overflow vulnerabilityA vulnerability was determined in Belkin F9K1015 1.00.10. This vulnerability affects the function formWlEncrypt of the file /goform/formWlEncrypt. Ex…EPSS 1.1%7.4CVE-2026-5613Belkin f9k1015 firmware memory buffer overflow vulnerabilityA vulnerability was identified in Belkin F9K1015 1.00.10. This issue affects the function formReboot of the file /goform/formReboot. The manipulation…EPSS 1.1%7.4CVE-2026-5610Belkin f9k1015 firmware memory buffer overflow vulnerabilityA vulnerability has been found in Belkin F9K1015 1.00.10. Affected by this issue is the function formWISP5G of the file /goform/formWISP5G. Such mani…EPSS 1.1%7.4CVE-2025-11302Belkin f9k1015 firmware memory buffer overflow vulnerabilityA security vulnerability has been detected in Belkin F9K1015 1.00.10. This impacts an unknown function of the file /goform/formWpsStart. Such manipul…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2025-11300), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.