CVE•Published 2026-04-06•Modified 2026-07-24•1 article on news•5 live references•NVD data
CVE-2026-5611Belkin · F9k1015_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
49
Exploit Prediction Scoring System · top 51% of all CVEs
Weaknesses (CWE)
Description
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.
Timeline
Published 2026-04-06
Modified 2026-07-24
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-5611Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"F9k1015 Firmware"Hosts Shodan identified as running F9k1015 Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2026-5611Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-5611Censys host search filtered to this CVE id.
grep.app
CVE-2026-5611Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-5611GitHub code search for direct mentions.
Google dork
"CVE-2026-5611" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-5611 on GitHub.