How severe is CVE-2026-5614?

CVE-2026-5614 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-5614 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-5614?

CVE-2026-5614 affects Belkin F9k1015 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-5614?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-5614 have an EU (EUVD) identifier?

Yes. CVE-2026-5614 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19158.

When was CVE-2026-5614 published?

CVE-2026-5614 was published on 2026-04-06 and last updated on 2026-06-17.

CVE-2026-5614

CVE-2026-5614 is a high-severity vulnerability in Belkin F9k1015 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
CVSS v4: 7.4
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19158
Weakness: CWE-119
Affected product: Belkin F9k1015 Firmware
Published: 2026-04-06
Last modified: 2026-06-17

Description

A security flaw has been discovered in Belkin F9K1015 1.00.10. Impacted is the function formSetPassword of the file /goform/formSetPassword. 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.

Frequently asked questions

What is CVE-2026-5614?: A security flaw has been discovered in Belkin F9K1015 1.00.10. Impacted is the function formSetPassword of the file /goform/formSetPassword. 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.
How severe is CVE-2026-5614?: CVE-2026-5614 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-5614 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-5614?: CVE-2026-5614 affects Belkin F9k1015 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-5614?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-5614 have an EU (EUVD) identifier?: Yes. CVE-2026-5614 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19158.
When was CVE-2026-5614 published?: CVE-2026-5614 was published on 2026-04-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:belkin:f9k1015_firmware:1.00.10:*:*:*:*:*:*:*

More vulnerabilities in Belkin F9k1015 Firmware

CVE-2026-5629 — High (CVSS 8.8): A vulnerability was detected in Belkin F9K1015 1.00.10. The affected element is the function formSetFirewall of the…
CVE-2026-5628 — High (CVSS 8.8): A security vulnerability has been detected in Belkin F9K1015 1.00.10. Impacted is the function formSetSystemSettings of…
CVE-2026-5613 — High (CVSS 8.8): A vulnerability was identified in Belkin F9K1015 1.00.10. This issue affects the function formReboot of the file…
CVE-2026-5612 — High (CVSS 8.8): A vulnerability was determined in Belkin F9K1015 1.00.10. This vulnerability affects the function formWlEncrypt of the…
CVE-2026-5611 — High (CVSS 8.8): A vulnerability was found in Belkin F9K1015 1.00.10. This affects the function formCrossBandSwitch of the file…
CVE-2026-5610 — High (CVSS 8.8): A vulnerability has been found in Belkin F9K1015 1.00.10. Affected by this issue is the function formWISP5G of the file…

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