VulnerabilityAnalyzed

CVE-2026-5608

A vulnerability was detected in Belkin F9K1122 1.00.33.

HIGH 7.4EPSS 0.73%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability was detected in Belkin F9K1122 1.00.33. Affected is the function formWlanSetup of the file /goform/formWlanSetup. The manipulation of the argument webpage results in stack-based buffer overflow. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0: 7.4 HIGHCVSS: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/M
EPSS: 0.73% probability · 52th percentile
CISA KEV: Not listed
Weakness: CWE-119, CWE-121
Affected: belkin/f9k1122 firmware
Source: cna@vuldb.com

References

https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_80/README.mdExploit, Third Party Advisory
https://vuldb.com/submit/785315Third Party Advisory, VDB Entry
https://vuldb.com/vuln/355399Third Party Advisory, VDB Entry
https://vuldb.com/vuln/355399/ctiPermissions Required, VDB Entry

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.