A vulnerability was found in Belkin F9K1122 1.00.33. It has been classified as critical. Affected is the function formWlanMP of the file /goform/formWlanMP of the component webs. The manipulation of the argument ateFunc/ateGain/ateTxCount/ateChan/ateRate/ateMacID/e2pTxPower1/e2pTxPower2/e2pTxPower3/e2pTxPower4/e2pTxPower5/e2pTxPower6/e2pTxPower7/e2pTx2Power1/e2pTx2Power2/e2pTx2Power3/e2pTx2Power4/e2pTx2Power5/e2pTx2Power6/e2pTx2Power7/ateTxFreqOffset/ateMode/ateBW/ateAntenna/e2pTxFreqOffset/e2pTxPwDeltaB/e2pTxPwDeltaG/e2pTxPwDeltaMix/e2pTxPwDeltaN/readE2P leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Use CWE-119, Belkin vendor hub and F9k1122 Firmware product page to widen CVE-2025-7091 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2026-5044, CVE-2026-5043 and CVE-2026-5042 for nearby disclosures in the same product family.